Remove GH_PAT diagnostic step now that the tap push works

Root cause was a fine-grained PAT in the GH_PAT secret without
Contents: write on homebrew-heard. Token updated; tap now publishes
0.2.2. Diagnostic is no longer needed.

https://claude.ai/code/session_017hkC9vmFd9ejBQNxzBfcWP

Author: claude

.github/workflows/update-tap.yml

@@ -27,19 +27,6 @@ jobs:
             -e "s/sha256 \"[^\"]*\"/sha256 \"${SHA256}\"/" \
             Casks/heard.rb
 
-      - name: Diagnose GH_PAT permissions
-        env:
-          GH_PAT: ${{ secrets.GH_PAT }}
-        run: |
-          echo "=== Token scopes (classic PAT) ==="
-          curl -sI -H "Authorization: token ${GH_PAT}" https://api.github.com/user \
-            | grep -i '^x-oauth-scopes:' || echo "(no x-oauth-scopes header — fine-grained token or invalid)"
-          echo "=== Authenticated user ==="
-          curl -s -H "Authorization: token ${GH_PAT}" https://api.github.com/user | jq -r '.login // "AUTH FAILED"'
-          echo "=== Write permission on homebrew-heard ==="
-          curl -s -H "Authorization: token ${GH_PAT}" \
-            https://api.github.com/repos/execsumo/homebrew-heard | jq '.permissions'
-
       - name: Push cask to Homebrew tap
         env:
           GH_PAT: ${{ secrets.GH_PAT }}