Migrate Gradle action

[AndyScherzinger]

See https://github.com/gradle/actions/blob/main/docs/deprecation-upgrade-guide.md#the-action-gradlegradle-build-action-has-been-replaced-by-gradleactionssetup-gradle

and

https://github.com/gradle/actions/blob/main/docs/deprecation-upgrade-guide.md#using-the-action-to-execute-gradle-via-the-arguments-parameter-is-deprecated

[github-actions]

SpotBugs

Category	Base	New
Bad practice	35	35
Correctness	34	34
Dodgy code	26	26
Internationalization	6	6
Malicious code vulnerability	49	49
Multithreaded correctness	3	3
Performance	8	8
Total	161	161