Fix wrong workflow status when rerun a job in an already finished wor…

…kflow (#26119)

Before:

![image](https://github.com/go-gitea/gitea/assets/18380374/fb687592-b117-4cd5-b076-2ca5ca847ea4)
After:

![image](https://github.com/go-gitea/gitea/assets/18380374/c9b0683e-e81d-410b-8c35-fbe54327fab4)

After workflow finished, if you rerun a single job, the workflow status
will become to `Running` which is not correct as no jobs are running in
this workflow.

models/actions/run_job.go

@@ -150,7 +150,7 @@ func aggregateJobStatus(jobs []*ActionRunJob) Status {
 		if !job.Status.IsDone() {
 			allDone = false
 		}
-		if job.Status != StatusWaiting {
+		if job.Status != StatusWaiting && !job.Status.IsDone() {
 			allWaiting = false
 		}
 		if job.Status == StatusFailure || job.Status == StatusCancelled {