tools: make v test-cleancode test everything by default (#10050)

vlib/sync/waitgroup.v

@@ -15,13 +15,13 @@ fn C.atomic_fetch_add_u32(voidptr, u32) u32
 // `wg.wait()` to wait for all jobs to have finished
 //
 // in each parallel job:
-// `wg.done()` when finished 
+// `wg.done()` when finished
 //
 // [init_with=new_waitgroup] // TODO: implement support for init_with struct attribute, and disallow WaitGroup{} from outside the sync.new_waitgroup() function.
 [heap]
 struct WaitGroup {
 mut:
-	task_count u32 // current task count - reading/writing should be atomic
+	task_count u32       // current task count - reading/writing should be atomic
 	sem        Semaphore // This blocks wait() until tast_countreleased by add()
 }