Fix syntax

Author: kou

.github/workflows/cpp_extra.yml

@@ -205,7 +205,7 @@ jobs:
         env:
           ARCHERY_DOCKER_USER: ${{ secrets.DOCKERHUB_USER }}
           ARCHERY_DOCKER_PASSWORD: ${{ secrets.DOCKERHUB_TOKEN }}
-          GITHUB_TOKEN: {{ '${{ secrets.GITHUB_TOKEN }}' }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
           source ci/scripts/util_enable_core_dumps.sh
           export VCPKG_BINARY_SOURCES="clear;nuget,GitHub,readwrite"