Update to v2.1.4 of gradle-build-action

[bigdaz]

Why:

Closes: no issue

What's being changed:

The SHA reference to gradle/gradle-build-action is updated to point to the v2.1.4 release.

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• I have reviewed my changes in staging (look for "Automatically generated comment" and click Modified to view your latest changes).
• For content changes, I have completed the self-review checklist.

Writer impact (This section is for GitHub staff members only):

• This pull request impacts the contribution experience
  • I have added the 'writer impact' label
  • I have added a description and/or a video demo of the changes below (e.g. a "before and after video")

[github-actions]

Automatically generated comment ℹ️

This comment is automatically generated and will be overwritten every time changes are committed to this branch.

The table contains an overview of files in the content directory that have been changed in this pull request. It's provided to make it easy to review your changes on the staging site. Please note that changes to the data directory will not show up in this table.

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Content directory changes

You may find it useful to copy this table into the pull request summary. There you can edit it to share links to important articles or changes and to give a high-level overview of how the changes in your pull request support the overall goals of the pull request.

Source	Preview	Production	What Changed
content/actions/automating-builds-and-tests/building-and-testing-java-with-gradle.md	Modified	Original
content/actions/publishing-packages/publishing-java-packages-with-gradle.md	Modified	Original

[ramyaparimi]

@bigdaz
Thanks so much for opening a PR! I'll get this triaged for review ⚡

[bigdaz]

FYI the v2.1.4 release can be found here: https://github.com/gradle/gradle-build-action/releases/tag/v2.1.4

[lucascosti]

Thanks a lot for keeping this up to date, @bigdaz. Much appreciated!

[github-actions]

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