[JENKINS-23477] expand vars in sparse checkout field

[yashj21]

JENKINS-23477 git plugin sparse checkout path field does not expand environment variables

Made a bug fix to expand all the sparse checkout paths using the environment variable just before the git command line execution

• I have read the CONTRIBUTING doc
• I have referenced the Jira issue related to my changes in one or more commit messages
• I have added tests that verify my changes
• Unit tests pass locally with my changes
• I have added documentation as necessary
• No Javadoc warnings were introduced with my changes
• No spotbugs warnings were introduced with my changes
• I have interactively tested my changes

Types of changes

• Bug fix (non-breaking change which fixes an issue)

[toutiyeti]

Hello @MarkEWaite , is it possible to include this change in the next release ? We are waiting for this since 5 years :)
Thanks ! Bye

[philipleetaylor]

Hello @MarkEWaite - voting/promoting to please get this released.

[MarkEWaite]

Hello @MarkEWaite - voting/promoting to please get this released.

You can use it now, without waiting for a release and then when you have confirmed it is working for you, you can post the results of your use here. Download the hpi file from https://ci.jenkins.io/job/Plugins/job/git-client-plugin/job/PR-508/lastSuccessfulBuild/ and upload it to your Jenkins controller.