[High Priority] Excavator: Upgrade gradle plugin gradle-git-version (#1467)

Author: svc-excavator-bot

build.gradle

@@ -11,7 +11,7 @@ buildscript {
         classpath 'com.palantir.gradle.consistentversions:gradle-consistent-versions:3.7.0'
         classpath 'com.palantir.gradle.externalpublish:gradle-external-publish-plugin:1.26.0'
         classpath 'com.palantir.gradle.failure-reports:gradle-failure-reports:1.17.0'
-        classpath 'com.palantir.gradle.gitversion:gradle-git-version:4.1.0'
+        classpath 'com.palantir.gradle.gitversion:gradle-git-version:4.2.0'
         classpath 'com.palantir.gradle.guide:gradle-guide:1.25.0'
         classpath 'com.palantir.gradle.idea-configuration:gradle-idea-configuration:0.7.0'
         classpath 'com.palantir.gradle.idea-language-injector:gradle-idea-language-injector:0.2.0'