add script for renaming tags

Signed-off-by: Jakub Sokołowski <jakub@status.im>

github/rename_tag.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+OLD_TAG=${1}
+NEW_TAG=${OLD_TAG%-mobile}
+
+echo "OLD: ${OLD_TAG}"
+echo "NEW: ${NEW_TAG}"
+
+COMMIT=$(git rev-parse ${OLD_TAG})
+echo "COMMIT: ${COMMIT}"
+
+git tag --delete ${OLD_TAG}
+git push origin --delete ${OLD_TAG}
+
+git tag ${NEW_TAG} ${COMMIT}
+git push origin --tags