[TEST]: workflows/raspberrypi4-64: use balena-yocto-scripts sha1

Signed-off-by: Alex Gonzalez <alexg@balena.io>

Author: alexgg

.github/workflows/raspberrypi4-64.yml

@@ -51,7 +51,7 @@ permissions:
 jobs:
   yocto:
     name: Yocto
-    uses: balena-os/balena-yocto-scripts/.github/workflows/yocto-build-deploy.yml@2649a8d9024a2986d092dff178da9bd14c39f189
+    uses: balena-os/balena-yocto-scripts/.github/workflows/yocto-build-deploy.yml@6abbbd645c9b78a211fdcb509de5259f9475f741
     # Prevent duplicate workflow executions for pull_request (PR) and pull_request_target (PRT) events.
     # Both PR and PRT will be triggered for the same pull request, whether it is internal or from a fork.
     # This condition will prevent the workflow from running twice for the same pull request while