Merge pull request #30781 from mathesoncalum/464_nightlies

Author: cbjeukendrup

.github/workflows/build_nightly.yml

@@ -11,7 +11,7 @@ permissions:
   actions: write
 
 env:
-  CURRENT_RELEASE_BRANCH: 4.6.3
+  CURRENT_RELEASE_BRANCH: 4.6.4
   IS_CURRENT_RELEASE_BRANCH: ${{ github.event.schedule == '0 4 * * *' && 'true' || 'false' }}
 
 jobs: