Add Github action for Code-coverage

Author: SuhashiniNaik

.github/workflows/code-coverage.yml

@@ -14,6 +14,9 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
+
+    - name: Set permissions for cmake-build-unit-tests
+      run: chmod -R a+r cmake-build-unit-tests
 
     #Code coverage 
     - name: Install lcov