Update .github/workflows/release-docker.yaml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: jaytaph

.github/workflows/release-docker.yaml

@@ -43,7 +43,6 @@ jobs:
               run: |
                 RELEASE_VERSION="${GITHUB_REF#refs/*/}"
                 echo "RELEASE_VERSION=$RELEASE_VERSION" >> $GITHUB_ENV
-                echo "PKG_NAME=`basename $GITHUB_REPOSITORY -private`" >> $GITHUB_ENV
                 echo "{ \"version\": \"${RELEASE_VERSION}\", \"git_ref\": \"$GITHUB_SHA\"}" > version.json
 
             - name: Extract metadata (tags, labels) for Docker