Roll gtest-parallel.

BUG=
R=stefan@webrtc.org

Review URL: https://codereview.webrtc.org/2208023002 .

Cr-Commit-Position: refs/heads/master@{#13627}

third_party/gtest-parallel/README.webrtc

@@ -1,5 +1,5 @@
 URL: https://github.com/google/gtest-parallel
-Version: df918e22b6037df00e3d3d7b6d5809e2009265dd
+Version: d0cebaba01c5dbf3af8a1c89b64eed7596c2b56c
 License: Apache 2.0
 License File: LICENSE
 

third_party/gtest-parallel/gtest-parallel

@@ -180,7 +180,7 @@ class RawFormat:
     sys.stdout.flush()
     stdout_lock.release()
   def logfile(self, job_id, name):
-    with open(self.outputs[job_id]) as f:
+    with open(name) as f:
       for line in f.readlines():
         self.log(str(job_id) + '> ' + line.rstrip())
   def end(self):