Use git tag to tag docker image

Signed-off-by: Mikhail Malyshev <[email protected]>

Author: rucoder

.github/workflows/release.yaml

@@ -35,7 +35,7 @@ jobs:
           echo "Tag $TAG does not match RUST_VERSION $RUST_VERSION"
           exit 1
         fi
-        echo "::set-output name=RUST_VERSION::$RUST_VERSION"
+        echo "::set-output name=RUST_VERSION::${{ github.ref_name }}"
     - name: Login to Docker Hub
       if: ${{ github.event.repository.full_name }} == 'lf-edge/eve-rust'
       uses: docker/login-action@v3