Update Gradle to v9

Author: renovate[bot]

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.6-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.1.0-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists