debug to check if branch name is correctly obtained

.github/scripts/update-version.sh

@@ -1,4 +1,5 @@
-git checkout ${GITHUB_REF##*/}
+echo "Currently only ${GITHUB_REF_NAME}"
+git checkout $GITHUB_REF_NAME
 if [ ! -z $(git diff --name-only HEAD HEAD~1 | grep build.gradle) ]; then
   new_version="$(git log -n1 --format=format:"%H")"
   sed --in-place "s!//version:.*!//version: $new_version!g" build.gradle