Update GITHUB_TOKEN variable

Author: lukman-paystack

.github/workflows/deploy.yml

@@ -21,9 +21,9 @@ jobs:
       - name: Upload release asset
         uses: actions/upload-release-asset@v1
         env:
-          GITHUB_TOKEN: ${{ secrets.GIT_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           upload_url: ${{ github.event.release.upload_url }}
           asset_path: ${{ steps.deploy.outputs.zip-path }}
           asset_name: ${{ github.event.repository.name }}.zip
-          asset_content_type: application/zip
+          asset_content_type: application/zip