updated github workflow

Author: rkm4bc

.github/workflows/main.yaml

@@ -37,7 +37,7 @@ jobs:
           echo "CURRENT_VERSION: ${CURRENT_VERSION}"
           NEW_VERSION=$(echo $CURRENT_VERSION | awk -F. '{$NF++; print $1"."$2"."$3}' OFS=.)
           echo "NEW_VERSION: ${NEW_VERSION}"
-          echo "NEW_VERSION=${NEW_VERSION" >> $GITHUB_ENV
+          echo "NEW_VERSION=${NEW_VERSION}" >> $GITHUB_ENV
 
       - name: Login to GHCR
         uses: docker/login-action@v3