[Gradle] Add Gradle 7.6+ variant

#KT-54634 In Progress

buildSrc/src/main/kotlin/GradleCommon.kt

@@ -49,6 +49,7 @@ enum class GradlePluginVariant(
     GRADLE_70("gradle70", "7.0", "7.0"),
     GRADLE_71("gradle71", "7.1", "7.1"),
     GRADLE_75("gradle75", "7.5", "7.5"),
+    GRADLE_76("gradle76", "7.6", "7.6"),
 }
 
 /**

buildSrc/src/main/kotlin/gradle-plugin-common-configuration.gradle.kts

@@ -80,4 +80,11 @@ if (!kotlinBuildProperties.isInJpsBuildIdeaSync) {
         commonSourceSet = commonSourceSet
     )
     publishShadowedJar(gradle75SourceSet, commonSourceSet)
+
+    // Used for Gradle 7.6+ versions
+    val gradle76SourceSet = createGradlePluginVariant(
+        GradlePluginVariant.GRADLE_76,
+        commonSourceSet = commonSourceSet
+    )
+    publishShadowedJar(gradle76SourceSet, commonSourceSet)
 }

buildSrc/src/main/kotlin/gradle-plugin-dependency-configuration.gradle.kts

@@ -41,6 +41,13 @@ createGradlePluginVariant(
     isGradlePlugin = false
 )
 
+// Used for Gradle 7.6+ versions
+createGradlePluginVariant(
+    GradlePluginVariant.GRADLE_76,
+    commonSourceSet = commonSourceSet,
+    isGradlePlugin = false
+)
+
 publishing {
     publications {
         register<MavenPublication>(DEFAULT_MAIN_PUBLICATION_NAME) {