update CI workflows to work on any branch

Author: bristermitten

.github/workflows/compliance.yml

@@ -1,9 +1,7 @@
 name: compliance tasks
 on:
   push:
-    branches: [ main, develop ]
   pull_request:
-    branches: [ main, develop ]
 
 permissions:
   contents: read

.github/workflows/gradle.yml

@@ -1,9 +1,7 @@
 name: Gradle build
 on:
   push:
-    branches: [ main, develop ]
   pull_request:
-    branches: [ main, develop ]
 
 permissions:
   contents: read