Fixing php cs + making CI fails more clear

The cs2pr was not, for some reason, always showing results. So, just print
the diff in the CI: simple

Author: weaverryan

.github/workflows/test.yaml

@@ -10,9 +10,9 @@ jobs:
             - uses: shivammathur/setup-php@v2
               with:
                   php-version: '8.0'
-                  tools: php-cs-fixer, cs2pr
+                  tools: php-cs-fixer
             - name: php-cs-fixer
-              run: php-cs-fixer fix --dry-run --format=checkstyle | cs2pr
+              run: php-cs-fixer fix --dry-run --diff
 
     coding-style-js:
         runs-on: ubuntu-latest

src/Autocomplete/tests/Functional/FieldAutocompleterTest.php

@@ -79,7 +79,7 @@ public function testItEnforcesSecurity(): void
         ;
     }
 
-    public function testItCheckMaxResultsOption() : void
+    public function testItCheckMaxResultsOption(): void
     {
         CategoryFactory::createMany(30, ['name' => 'foo']);