Update e2e scheduling

Author: jvalkeal

.github/workflows/schedule-e2e.yml

@@ -3,7 +3,7 @@ name: Schedule e2e
 on:
   workflow_dispatch:
   schedule:
-    - cron: '0 0 * * 1,3,5'
+    - cron: '0 0 * * 1,4'
 
 permissions:
   actions: write
@@ -14,7 +14,7 @@ jobs:
     if: github.repository_owner == 'spring-projects'
     strategy:
       matrix:
-        branch: [ main, 3.2.x, 3.1.x ]
+        branch: [ main, 3.3.x, 3.2.x ]
     runs-on: ubuntu-latest
     steps:
     - name: Checkout