Fix serialization error in spotless test-published-artifacts

.gitlab-ci.yml

@@ -447,7 +447,9 @@ spotless:
     CACHE_TYPE: "spotless"
   script:
     - ./gradlew --version
-    - ./gradlew spotlessCheck $GRADLE_ARGS
+    # test-published-dependencies's build file needs main version file
+    - ./gradlew spotlessCheck writeMainVersionFile $GRADLE_ARGS
+    - cd test-published-dependencies && ./gradlew spotlessCheck $GRADLE_ARGS
 
 check-instrumentation-naming:
   extends: .gradle_build

test-published-dependencies/build.gradle.kts

@@ -13,5 +13,25 @@ allprojects {
   version = versionFromFile
 
   apply(from = "$sharedConfigDirectory/repositories.gradle")
-  apply(from = "$sharedConfigDirectory/spotless.gradle")
+  apply(plugin = "com.diffplug.spotless")
+
+  // Apply a simple spotless config here.
+  // Using the dd-trace-java's plugin scripts, adds a step with grecplipse that
+  // has a concurrency bug surfacing with gradle 9.6 when there's no matching file.
+  spotless {
+    kotlinGradle {
+      target("*.gradle.kts")
+      ktlint("1.8.0").editorConfigOverride(
+        mapOf(
+          // Disable trailing comma rules to minimize diff.
+          "ktlint_standard_trailing-comma-on-call-site" to "disabled",
+          "ktlint_standard_trailing-comma-on-declaration-site" to "disabled",
+        ),
+      )
+    }
+    java {
+      target("src/**/*.java")
+      googleJavaFormat("1.35.0")
+    }
+  }
 }