Buggy swagger api schema

Actual Ouput.yaml

openapi: 3.0.1
info:
  title: Buggy Api
  version: "1.0"
servers:
- url: /
paths:
  /foo/bar1:
    post:
      responses:
        "200":
          content:
            '*/*':
              schema:
                additionalProperties:
                  type: object
                type: object
          description: ok
  /foo/bar2:
    post:
      responses:
        "200":
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/bar2'
          description: ok
components:
  schemas:
    bar2:
      type: object
      properties:
        n:
          type: number
x-original-swagger-version: "2.0"

buggy_api.yaml

swagger: '2.0'
info:
  title: 'Buggy Api'
  version: '1.0'
consumes:
  - application/json
paths:
  /foo/bar:
    post:
      responses:
        '200':
          description: ok
          schema:
            type: object
            additionalProperties: false
            properties:
              n: 
                type: number  
  /foo/bar2:
    post:
      responses:
        '200':
          description: ok
          schema:
            $ref: '#/definitions/bar2'
definitions:
  bar2:
    type: object
    additionalProperties: false
    properties:
      n: 
        type: number

Expected Output.yaml

openapi: 3.0.1
info:
  title: Buggy Api
  version: "1.0"
servers:
- url: /
paths:
  /foo/bar1:
    post:
      responses:
        "200":
          description: ok
          content:
            '*/*':
              schema:
                type: object
                additionalProperties: false
                properties:
                  n:
                    type: number
  /foo/bar2:
    post:
      responses:
        "200":
          description: ok
          content:
            '*/*':
              schema:
                $ref: '#/components/schemas/bar2'
components:
  schemas:
    bar2:
      type: object
      properties:
        n:
          type: number
x-original-swagger-version: "2.0"