Merge pull request #49 from amazeeio/core-v2.21.0

chore: update production tag to v2.21.0

Author: shreddedbacon

.github/workflows/production_retagger.yaml

@@ -9,7 +9,7 @@ on:
 
 env: 
   image: docker.io/uselagoon/build-deploy-image
-  tag: pr-357
+  tag: core-v2.21.0
 
 jobs:
   pull-tag-push: