[eclipse-iceoryx#139] Do not treat the coverage upload as CI failure

Author: elBoberido

.github/workflows/build-test.yml

@@ -252,4 +252,4 @@ jobs:
       uses: codecov/codecov-action@v4
       with:
         file: target/debug/coverage/lcov.info
-        fail_ci_if_error: true
+        fail_ci_if_error: false