Temporarily disable testing of wpt/webrtc/RTCPeerConnection-setRemoteDescription-rollback.html

Bug: chromium:1025557
Change-Id: I34fab1c438b9cde8b7df90e75a3cf875cb327ac2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1924367
Commit-Queue: Eldar Rello <elrello@microsoft.com>
Reviewed-by: Henrik Boström <hbos@chromium.org>
Cr-Commit-Position: refs/heads/master@{#718804}

third_party/blink/web_tests/TestExpectations

@@ -5915,3 +5915,7 @@ crbug.com/1028116 virtual/gpu-rasterization/images/webp-color-profile-lossy-alph
 crbug.com/1028116 virtual/gpu-rasterization/images/yuv-decode-eligible/color-profile-filter.html [ Pass Failure ]
 crbug.com/1028116 virtual/gpu-rasterization/images/yuv-decode-eligible/color-profile-image.html [ Pass Failure ]
 crbug.com/1028116 virtual/gpu-rasterization/images/yuv-decode-eligible/webp-color-profile-lossy.html [ Pass Failure ]
+
+crbug.com/1025557 external/wpt/webrtc/RTCPeerConnection-setRemoteDescription-rollback.html [ Failure Pass ]
+crbug.com/1025557 virtual/webrtc-wpt-plan-b/external/wpt/webrtc/RTCPeerConnection-setRemoteDescription-rollback.html [ Failure Pass ]
+