Mark more dedicated-worker-import tests as timing out

TBR=nhiroki@chromium.org

Bug: 867532
Change-Id: I16e31c68c9a7d59454a4b1cc905f8e607f89d2ee
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1609818Reviewed-by: Dominic Battré <battre@chromium.org>
Commit-Queue: Dominic Battré <battre@chromium.org>
Cr-Commit-Position: refs/heads/master@{#659010}

third_party/blink/web_tests/TestExpectations

@@ -5560,3 +5560,6 @@ crbug.com/962139 [ Linux Debug ] external/wpt/html/infrastructure/urls/dynamic-c
 crbug.com/865432 [ Linux ] external/wpt/workers/modules/dedicated-worker-import-blob-url.any.worker.html [ Timeout Pass ]
 crbug.com/867532 [ Linux ] external/wpt/workers/modules/dedicated-worker-import-data-url.any.worker.html [ Timeout Pass ]
 crbug.com/867532 [ Linux ] external/wpt/workers/modules/dedicated-worker-import.any.worker.html [ Timeout Pass ]
+crbug.com/865432 [ Linux ] virtual/omt-worker-fetch/external/wpt/workers/modules/dedicated-worker-import-blob-url.any.worker.html [ Timeout Pass ]
+crbug.com/867532 [ Linux ] virtual/omt-worker-fetch/external/wpt/workers/modules/dedicated-worker-import-data-url.any.worker.html [ Timeout Pass ]
+crbug.com/867532 [ Linux ] virtual/omt-worker-fetch/external/wpt/workers/modules/dedicated-worker-import.any.worker.html [ Timeout Pass ]