Fix DEB packaging OS_VERSION extraction syntax

- Use eval with grep instead of awk to avoid quote escaping issues
- Extract VERSION_ID from /etc/os-release safely

qt6-after/qt6-migrated-legatus/new_docker_build_release2.sh

@@ -784,7 +784,8 @@ fi
 if [[ "${RUN_JENKINS_BUILDER}" == "ON" ]]; then
   log_info "=== DEB Package Production (in-tree rpmbuild) ==="
 
-  OS_VERSION=$(cat /etc/os-release | grep "^VERSION_ID=" | cut -d'"' -f2)
+  # Extract OS version for package naming
+  OS_VERSION=$(eval $(grep "^VERSION_ID=" /etc/os-release) && echo "$VERSION_ID")
   STAGE_DIR=/workspace/deb_stage
   STAGED_SOURCE_DIR="${STAGE_DIR}"