Bug 1201209 - Extend the timeout on socket readiness in test_nr_socket_unittest. r=drno

--HG--
extra : transplant_source : Y%C5%23%21%80%3B%AD%98%F2%23%C2pU%3E0%82%11%16%13%B2

media/mtransport/test/test_nr_socket_unittest.cpp

@@ -225,7 +225,7 @@ class TestNrSocketTest : public ::testing::Test {
                    NS_DISPATCH_SYNC);
 
     bool res;
-    WAIT_(wait_done_for_main_, 100, res);
+    WAIT_(wait_done_for_main_, 500, res);
     wait_done_for_main_ = false;
 
     if (!res) {