Disabling SwitchesToASTThenBackToTOFForVideo test for MSan bot.
Disabling SwitchesToASTThenBackToTOFForVideo test for MSan bot.

TBR=pbos@webrtc.org
NOTRY=True
BUG=webrtc:5790

Review URL: https://codereview.webrtc.org/1902603002

Cr-Original-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#12418}
Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: 844f99351f73f4295188e3fd1182c469f17da505

Alkalyne/webrtctrunk,Alkalyne/webrtctrunk,Alkalyne/webrtctrunk,jchavanton/webrtc,jchavanton/webrtc,jchavanton/webrtc,jchavanton/webrtc,Alkalyne/webrtctrunk,jchavanton/webrtc,jchavanton/webrtc,Alkalyne/webrtctrunk,Alkalyne/webrtctrunk,Alkalyne/webrtctrunk,Alkalyne/webrtctrunk,jchavanton/webrtc