chore: update backup workflows with codecov v4 compatibility

- Sync backup workflows with main workflow fixes
- Ensure codecov-action@v4 across all workflow files
- Maintain consistency between active and backup configurations

Author: thc1006

.github/workflows-backup/build.yml

@@ -302,7 +302,7 @@ jobs:
         retention-days: 30
 
     - name: Upload to Codecov
-      uses: codecov/codecov-action@v6
+      uses: codecov/codecov-action@v4
       with:
         file: ${{ matrix.component }}/test-results/coverage.out
         flags: ${{ matrix.component }}

.github/workflows-backup/ci.yml

@@ -321,7 +321,7 @@ jobs:
         path: ${{ env.COMPONENT_PATH }}/coverage.*
 
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v6
+      uses: codecov/codecov-action@v4
       if: env.COMPONENT_PATH != ''
       with:
         file: ${{ env.COMPONENT_PATH }}/coverage.out

.github/workflows-backup/production-deployment.yml

@@ -206,7 +206,7 @@ jobs:
           fi
 
       - name: Upload coverage reports
-        uses: codecov/codecov-action@v6
+        uses: codecov/codecov-action@v4
         if: env.COMPONENT_PATH != ''
         with:
           file: ${{ env.COMPONENT_PATH }}/coverage.out

.github/workflows-backup/test.yml

@@ -425,7 +425,7 @@ jobs:
         retention-days: 30
 
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@v6
+      uses: codecov/codecov-action@v4
       with:
         file: ${{ matrix.component.path }}/test-results/coverage.out,${{ matrix.component.path }}/test-results/coverage.xml
         flags: ${{ matrix.component.name }}