Upgrade external-workspace-manager pom.xml

maven.txt

Require upper bound dependencies error for org.jenkins-ci.plugins:structs:1.18 paths to dependency are:                                  
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-step-api:2.20                                                                               
    +-org.jenkins-ci.plugins:structs:1.18                                                                                                
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-cps:2.73                                                                                    
    +-org.jenkins-ci.plugins:structs:1.20                                                                                                
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT
  +-org.jenkins-ci.plugins.workflow:workflow-durable-task-step:2.31                                                                      
    +-org.jenkins-ci.plugins:structs:1.18                                                                                                
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-support:3.3                                                                                 
    +-org.jenkins-ci.plugins.workflow:workflow-api:2.30                                                                                  
      +-org.jenkins-ci.plugins:structs:1.14                                                                                              
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-support:3.3                                                                                 
    +-org.jenkins-ci.plugins:scm-api:2.2.6                                                                                               
      +-org.jenkins-ci.plugins:structs:1.9                                                                                               
, 
Require upper bound dependencies error for org.jenkins-ci.plugins.workflow:workflow-api:2.30 paths to dependency are:                    
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-support:3.3                                                                                 
    +-org.jenkins-ci.plugins.workflow:workflow-api:2.30                                                                                  
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-cps:2.73
    +-org.jenkins-ci.plugins.workflow:workflow-api:2.36                                                                                  
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT
  +-org.jenkins-ci.plugins.workflow:workflow-durable-task-step:2.31                                                                      
    +-org.jenkins-ci.plugins.workflow:workflow-api:2.33                                                                                  
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-basic-steps:2.1                                                                             
    +-org.jenkins-ci.plugins.workflow:workflow-api:2.1                                                                                   
, 
Require upper bound dependencies error for org.jenkins-ci.plugins:script-security:1.39 paths to dependency are:                          
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-support:3.3                                                                                 
    +-org.jenkins-ci.plugins:script-security:1.39                                                                                        
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins.workflow:workflow-cps:2.73                                                                                    
    +-org.jenkins-ci.plugins:script-security:1.61                                                                                        
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT
  +-org.jenkins-ci.plugins.workflow:workflow-durable-task-step:2.31                                                                      
    +-org.jenkins-ci.plugins:script-security:1.58                                                                                        
and
+-org.jenkins-ci.plugins:external-workspace-manager:1.2.1-SNAPSHOT                                                                       
  +-org.jenkins-ci.plugins:ws-cleanup:0.30
    +-org.jenkins-ci.plugins:matrix-project:1.7.1
      +-org.jenkins-ci.plugins:script-security:1.13                                                                                      
]