Add registry cache job

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

UPGRADE.md

@@ -66,8 +66,8 @@ steps:
       pull: true
       push: true
       build-args: arg1=value1,arg2=value2
-      cache-from: type=registry,ref=myorg/myrepository
-      cache-to: type=registry,ref=myorg/myrepository
+      cache-from: type=registry,ref=myorg/myrepository:cache
+      cache-to: type=registry,ref=myorg/myrepository:cache
       tags: myorg/myrepository:latest
 ```