DevTools gardening: mark timeline-receive-response-event.html as flaky on win platform
DevTools gardening: mark timeline-receive-response-event.html as flaky on win platform

It regularly fails on win_blink_rel blink try bot.

BUG=419041
TBR= yurys@chromium.org, alph@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/614073003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@182949 bbb929c8-8fbe-4397-9dbb-9b2b20218538

primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs