Mark a virtual forms refresh test as flaky, matching the non-virtual exp

This patch marks the following test as flaky:
virtual/form-controls-refresh-disabled/fast/forms/form-control-with-state-eager-tracing-crashTest.html

The non-forms-refresh version is already listed as flaky.

TBR=masonfreed

Bug: 1042694
Change-Id: I682a326b97860e08ebcbc1fd23d163b874c116d3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2155245Reviewed-by: Philip Rogers <pdr@chromium.org>
Reviewed-by: Mason Freed <masonfreed@chromium.org>
Commit-Queue: Philip Rogers <pdr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#760217}

third_party/blink/web_tests/TestExpectations

@@ -6273,7 +6273,6 @@ virtual/omt-worker-fetch/http/tests/origin_trials/sample-api-script-added-after-
 # Sheriff 2020-01-16
 crbug.com/1042205 virtual/off-main-thread-css-paint/external/wpt/css/css-paint-api/paint2d-filter.https.html [ Pass Timeout ]
 crbug.com/1042681 external/wpt/html/cross-origin-embedder-policy/blob.https.html [ Pass Failure ]
-crbug.com/1042694 fast/forms/form-control-with-state-eager-tracing-crashTest.html [ Pass Timeout ]
 crbug.com/1042689 [ Linux ] http/tests/devtools/coverage/gutter-css.js [ Pass Timeout ]
 crbug.com/1042689 [ Win ] http/tests/devtools/coverage/gutter-css.js [ Pass Timeout ]
 
@@ -6692,5 +6691,8 @@ crbug.com/1068681 fast/peerconnection/RTCPeerConnection-insertable-streams.html
 # Sheriff 2020-04-17
 crbug.com/1071909 external/wpt/html/cross-origin-opener-policy/popup-coop-by-sw.https.html [ Pass Timeout ]
 
+crbug.com/1042694 fast/forms/form-control-with-state-eager-tracing-crashTest.html [ Pass Timeout ]
+crbug.com/1042694 virtual/form-controls-refresh-disabled/fast/forms/form-control-with-state-eager-tracing-crashTest.html [ Pass Timeout ]
+
 # QUIC reordered versions to prefer IETF QUIC
 crbug.com/1070747 external/wpt/webrtc-quic/* [ Skip ]