Mark two wasm tests as flaky to unblock wpt import

TBR=robertma@chromium.org

Bug: 1098844
Change-Id: I5563f96d8b1f116063f16fcc41df48be180da5b0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2264575Reviewed-by: Luke Z <lpz@chromium.org>
Commit-Queue: Luke Z <lpz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#781962}

third_party/blink/web_tests/TestExpectations

@@ -6873,3 +6873,7 @@ crbug.com/1098676 [ Win ] http/tests/devtools/console-xhr-logging.js [ Pass Fail
 crbug.com/867532 [ Linux ] virtual/omt-worker-fetch/external/wpt/workers/modules/dedicated-worker-import.any.worker.html [ Pass Timeout ]
 crbug.com/867532 [ Linux ] http/tests/workers/worker-usecounter.html [ Pass Timeout ]
 crbug.com/867532 [ Linux ] virtual/omt-worker-fetch/http/tests/workers/worker-usecounter.html [ Pass Timeout ]
+
+# Tests blocking WPT importer
+crbug.com/1098844 external/wpt/wasm/jsapi/functions/entry.html [ Pass Crash ]
+crbug.com/1098844 external/wpt/wasm/jsapi/functions/entry-different-function-realm.html [ Pass Crash ]