Update Jackson's BOM in Spring Boot with Gradle

build.gradle

plugins {
    id 'org.springframework.boot' version '2.1.7.RELEASE'
    id 'io.spring.dependency-management' version '1.0.8.RELEASE'
    id 'java'
}

group = 'com.example'
version = '0.0.1-SNAPSHOT'
sourceCompatibility = '1.8'

repositories {
    mavenCentral()
}

dependencies {
    implementation 'org.springframework.boot:spring-boot-starter'
    testImplementation 'org.springframework.boot:spring-boot-starter-test'
}

gradle.properties

jackson.version = 2.9.9.20190807