run on workflow complete

Author: scottgigante-immunai

.github/workflows/check_r_dependencies.yml

@@ -4,7 +4,11 @@ on:
   schedule:
     # * is a special character in YAML so you have to quote this string
     - cron:  '0 0 * * 0'
-  push:
+  workflow_run:
+    workflows:
+      - 'Run Tests'
+    types:
+      - completed
     branches:
       - 'main'