Run test-tidy sooner for pull requests

This lets the builder fail sooner when there is an issue
with the style.

.github/workflows/pull-request.yml

@@ -19,11 +19,11 @@ jobs:
         run: python3 -m pip install --upgrade pip virtualenv
       - name: Bootstrap dependencies
         run: sudo apt update && python3 ./mach bootstrap
+      - name: Tidy
+        run: python3 ./mach test-tidy --no-progress --all
       - name: Release build
         run: python3 ./mach build --release
       - name: Unit tests
         run: python3 ./mach test-unit --release
-      - name: Tidy
-        run: python3 ./mach test-tidy --no-progress --all
       - name: Lockfile check
         run: ./etc/ci/lockfile_changed.sh