fix: proper env var name for token

Signed-off-by: Taylor Price <[email protected]>

Author: drpebcak

.github/workflows/release.yaml

@@ -49,7 +49,7 @@ jobs:
         uses: dawidd6/action-homebrew-bump-formula@v3
         with:
           # Required, custom GitHub access token with the 'public_repo' and 'workflow' scopes
-          token: ${{secrets.TOKEN}}
+          token: ${{secrets.BREW_GH_TOKEN}}
           formula: gptscript
   winget-release:
     needs: release-tag