Update versions in apple.yml (#5467)

Author: shoumikhin

.github/workflows/apple.yml

@@ -121,7 +121,7 @@ jobs:
       timeout: 90
       script: |
         BUILD_TOOL=cmake
-        VERSION="latest"
+        VERSION="0.4.0"
         FRAMEWORKS=(
           "executorch"
           "backend_coreml"
@@ -192,8 +192,8 @@ jobs:
           # NB: The name here needs to match the upload-artifact name from build-frameworks-ios job
           name: executorch-frameworks-ios
           path: ${{ runner.temp }}/frameworks-ios/
-      - name: Only push to S3 when running the workflow manually from main branch
-        if: ${{ github.event_name == 'workflow_dispatch' && github.ref == 'refs/heads/main' }}
+      - name: Only push to S3 when running the workflow manually from release/0.4 branch
+        if: ${{ github.event_name == 'workflow_dispatch' && github.ref == 'refs/heads/release/0.4' }}
         shell: bash
         run: |
           set -eux