Update offset to match CI

build.gradle

@@ -47,7 +47,7 @@ ext {
     date = git.head().getDate().format("yy.MM.dd")
     revision = "-${git.head().abbreviatedId}"
     parents = git.head().parentIds;
-    index = -2111;  // Offset to match CI
+    index = -2115;  // Offset to match CI
     for (; parents != null && !parents.isEmpty(); index++) {
         parents = git.getResolve().toCommit(parents.get(0)).getParentIds()
     }