Update all-contributors.yaml (#7463)

Signed-off-by: Nsutcalag <zhuanghong.chen@zilliz.com>

.github/workflows/all-contributors.yaml

@@ -22,8 +22,9 @@ jobs:
           sudo git clone https://.:${{ secrets.ALL_CONTRIBUTORS_TOKEN }}@github.com/${{ github.repository }}.git
           git config --global user.email "sre-ci-robot@zilliz.com"
           git config --global user.name "sre-ci-robot"
-          sudo chmod -R 777 ${{ github.event.repository.name }}
-          cd ${{ github.event.repository.name }}
+          export reponame=${{ github.repository }}
+          sudo chmod -R 777 ${reponame##*/}
+          cd ${reponame##*/}
           
       - name: Update README.md
         uses: milvus-io/hero-bot@dco-enabled