fix:specified single python env and changed token name

Author: ayanchoudhary

.github/workflows/normalize_repos.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.5, 3.6, 3.7, 3.8]
+        python-version: [3.7]
 
     steps:
     - uses: actions/checkout@v2
@@ -26,6 +26,6 @@ jobs:
         pipenv install
     - name: Export token to env and run normalize script
       run: |
-        export GITHUB_TOKEN=${{ secrets.github_token }}
+        export GITHUB_TOKEN=${{ secrets.ADMIN_GITHUB_TOKEN }}
         python3 normalize_repos.py