Mark media/video-error-networkState.html timeout

TBR=sandersd@chromium.org

Bug: 1117613
Change-Id: If6ea1284f6733f490f8510c73f09040dbaac0605
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2362069Reviewed-by: Hajime Hoshi <hajimehoshi@chromium.org>
Commit-Queue: Hajime Hoshi <hajimehoshi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#799476}

third_party/blink/web_tests/TestExpectations

@@ -6702,4 +6702,4 @@ crbug.com/1116681 [ Mac ] fast/frames/iframe-scaling-with-scroll.html [ Pass Fai
 crbug.com/1069546 [ Mac ] compositing/layer-creation/overflow-scroll-overlap.html [ Pass Failure ]
 
 # Unexpected demuxer success after M86 FFmpeg roll.
-crbug.com/1117613 media/video-error-networkState.html [ Failure ]
+crbug.com/1117613 media/video-error-networkState.html [ Failure Timeout ]