Remove Burgr related stuff - as we're decomissioning it (#4751)

.cirrus.yml

@@ -11,10 +11,6 @@ env:
   ARTIFACTORY_DEPLOY_REPO: sonarsource-public-qa
   ARTIFACTORY_ACCESS_TOKEN: VAULT[development/artifactory/token/${CIRRUS_REPO_OWNER}-${CIRRUS_REPO_NAME}-private-reader access_token]
   GITHUB_TOKEN: VAULT[development/github/token/licenses-ro token]
-  # burgr notification
-  BURGR_URL: VAULT[development/kv/data/burgr data.url]
-  BURGR_USERNAME: VAULT[development/kv/data/burgr data.cirrus_username]
-  BURGR_PASSWORD: VAULT[development/kv/data/burgr data.cirrus_password]
 
   # Use bash (instead of sh on linux or cmd.exe on windows)
   CIRRUS_SHELL: bash
@@ -358,8 +354,6 @@ promote_task:
   env:
     ARTIFACTORY_PROMOTE_ACCESS_TOKEN: VAULT[development/artifactory/token/${CIRRUS_REPO_OWNER}-${CIRRUS_REPO_NAME}-promoter access_token]
     GITHUB_TOKEN: VAULT[development/github/token/${CIRRUS_REPO_OWNER}-${CIRRUS_REPO_NAME}-promotion token]
-    #artifacts that will have downloadable links in burgr
-    ARTIFACTS: org.sonarsource.javascript:sonar-javascript-plugin:jar
   <<: *MAVEN_CACHE
   script: cirrus_promote_maven
   cleanup_before_cache_script: cleanup_maven_repository