Update Gradle Enterprise plugin to 3.12.1

The Gradle Enterprise plugin now includes test retry functionality so
the Test Retry plugin is removed to avoid conflict.

Closes #3113.
Closes #3114.

Author: marcphilipp

buildSrc/build.gradle.kts

@@ -15,8 +15,7 @@ dependencies {
 	implementation("com.diffplug.spotless:spotless-plugin-gradle:6.11.0")
 	implementation("com.github.ben-manes:gradle-versions-plugin:0.42.0")
 	implementation("gradle.plugin.com.github.johnrengelman:shadow:7.1.2")
-	implementation("org.gradle:test-retry-gradle-plugin:1.4.1")
-	compileOnly("com.gradle:gradle-enterprise-gradle-plugin:3.11.2") // keep in sync with root settings.gradle.kts
+	compileOnly("com.gradle:gradle-enterprise-gradle-plugin:3.12.1") // keep in sync with root settings.gradle.kts
 }
 
 tasks {

buildSrc/src/main/kotlin/testing-conventions.gradle.kts

@@ -1,10 +1,10 @@
+import com.gradle.enterprise.gradleplugin.testretry.retry
 import org.gradle.api.tasks.testing.logging.TestExceptionFormat.FULL
 import org.gradle.api.tasks.testing.logging.TestLogEvent.FAILED
 import org.gradle.internal.os.OperatingSystem
 
 plugins {
 	`java-library`
-	id("org.gradle.test-retry")
 }
 
 tasks.withType<Test>().configureEach {

settings.gradle.kts

@@ -5,7 +5,7 @@ pluginManagement {
 		gradlePluginPortal()
 	}
 	plugins {
-		id("com.gradle.enterprise") version "3.11.2" // keep in sync with buildSrc/build.gradle.kts
+		id("com.gradle.enterprise") version "3.12.1" // keep in sync with buildSrc/build.gradle.kts
 		id("com.gradle.common-custom-user-data-gradle-plugin") version "1.8.2"
 		id("org.gradle.toolchains.foojay-resolver-convention") version "0.4.0"
 		id("org.ajoberstar.git-publish") version "4.1.1"