Updating gradle for test (#769)

Co-authored-by: Vandita Patidar <[email protected]>

Author: Vandita2020

tests/integration/workflows/java_gradle/testdata/single-build/java21/with-deps-gradlew/gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists