Update release stage branch name

NipunaRanasinghe · NipunaRanasinghe · commit 1f7a8a679ee2 · 2022-07-27T08:40:21.000+05:30
diff --git a/build.gradle b/build.gradle
@@ -116,7 +116,7 @@ release {
     buildTasks = ['jar']
 
     git {
-        requireBranch = 'next-release'
+        requireBranch = 'next-release-stage'
         pushToRemote = 'upstream'
         commitVersionFileOnly = false
         signTag = false
