Change scheduled tasks to monthly

Trying to reduce the dependabot PR noise now, especially given dependencies have been reduced a lot

Author: chadlwilson

.github/workflows/update-gradle-wrapper.yml

@@ -2,7 +2,7 @@ name: Update Gradle Wrapper
 
 on:
   schedule:
-    - cron: "0 0 * * *"
+    - cron: "0 0 1 * *"
   workflow_dispatch:
 
 jobs: