chore: drop the tap token probe

.github/workflows/tap-token-probe.yml

@@ -1,31 +0,0 @@
-name: Tap token probe
-
-on:
-  workflow_dispatch:
-
-jobs:
-  probe:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Report which candidate tokens are present and can reach the tap
-        env:
-          HOMEBREW_TAP_TOKEN: ${{ secrets.HOMEBREW_TAP_TOKEN }}
-          RELEASE_PLZ_TOKEN: ${{ secrets.RELEASE_PLZ_TOKEN }}
-        run: |
-          for name in HOMEBREW_TAP_TOKEN RELEASE_PLZ_TOKEN; do
-            value="${!name}"
-            if [ -z "$value" ]; then
-              echo "$name: empty"
-              continue
-            fi
-            echo "$name: present (${#value} chars)"
-            GH_TOKEN="$value" gh api repos/michel/homebrew-tap --jq '"  read ok"' \
-              || echo "  read FAILED"
-            GH_TOKEN="$value" gh workflow list --repo michel/homebrew-tap >/dev/null 2>&1 \
-              && echo "  actions read ok" || echo "  actions read FAILED"
-            GH_TOKEN="$value" gh workflow run formula.yml --repo michel/homebrew-tap \
-              && echo "  workflow dispatch ok" || echo "  workflow dispatch FAILED"
-            GH_TOKEN="$value" gh api repos/michel/homebrew-tap/dispatches \
-              -f event_type=probe >/dev/null 2>&1 \
-              && echo "  repository_dispatch ok" || echo "  repository_dispatch FAILED"
-          done