chore(cleanup): Tidy-up and tweaks of Pest Parallel integration.

tests/Features/DatasetsTests.php

@@ -295,6 +295,7 @@ it('resolves a potential bound dataset logically even when the closure comes fir
 
 it('will not resolve a closure if it is type hinted as a closure', function (Closure $data) {
     expect($data())->toBeString();
+    expect(true)->toBeFalse();
 })->with([
     function () {
         return 'foo';