Fix sed

.github/workflows/build_installation_package.yaml

@@ -29,7 +29,7 @@ jobs:
           export RELEASE_TAG=python_${DQMGUI_PYTHON_VERSION}_deployment_${DMWM_GIT_TAG}_dqmgui_${DQMGUI_GIT_TAG}_root_${ROOT_GIT_TAG}
           sudo apt update && sudo apt install -y libcurl4-gnutls-dev
           # Replace python version inside the config, it will matter during installation
-          sed -Ei "s/PYTHON\_VERSION=[0-9]\.[0-9]{1,2}/PYTHON\_VERSION=$(echo $DQMGUI_PYTHON_VERSION/" config.sh
+          sed -Ei "s/PYTHON\_VERSION=[0-9]\.[0-9]{1,2}/PYTHON\_VERSION=${DQMGUI_PYTHON_VERSION}/" config.sh
           bash download_dependencies.sh PYTHON_VERSION=$DQMGUI_PYTHON_VERSION DMWM_GIT_TAG=$DMWM_GIT_TAG DMWM_GIT_URL=$DMWM_GIT_URL DQMGUI_GIT_TAG=$DQMGUI_GIT_TAG ROOT_GIT_URL=$ROOT_GIT_URL ROOT_GIT_TAG=$ROOT_GIT_TAG
           bash build_installation_package.sh TARGET_DIRECTORY="/tmp/dqmgui" ARCHIVE_NAME="dqmgui_$RELEASE_TAG.tar.gz"
           echo "Automatically generated release for making the installation package publicly available.