Merge pull request #10100 from nextcloud/dependabot/gradle/com.squareup.leakcanary-leakcanary-android-2.9

Bump leakcanary-android from 2.8.1 to 2.9

app/build.gradle

@@ -304,7 +304,7 @@ dependencies {
     }
 
     if (!ciBuild) {
-        debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.8.1'
+        debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.9'
     }
 
     // dependencies for local unit tests