Renaming the workflow. (#39)

For some reason the actions dashboard has stopped showing me the name of
the sync workflow. Instead it is showing me the path to the yml file
which is somewhat annoying.

.github/workflows/sync.yml

@@ -5,7 +5,7 @@
 # https://yaml-online-parser.appspot.com/
 #
 
-name: Sync from Upstream TF
+name: Sync
 
 on:
   schedule: