[benchmarking] disable...

[benchmarking] disable system_health.memory_mobile/browse:social:pinterest_infinite_scroll:2019 on android go and pixel2

The story is consistently failing on those builders.

Bug: chromium:1161268
Change-Id: Ib82acf22b2d5222c33f7dbe9400d0be89f64f728
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2600791
Auto-Submit: Wenbin Zhang <wenbinzhang@google.com>
Reviewed-by: John Chen <johnchen@chromium.org>
Commit-Queue: John Chen <johnchen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#838998}

tools/perf/expectations.config

@@ -403,6 +403,8 @@ crbug.com/1112337 [ android ] system_health.memory_mobile/browse:news:cricbuzz:2
 crbug.com/1113921 [ android-go ] system_health.memory_mobile/load:tools:dropbox:2019 [ Skip ]
 crbug.com/1139057 [ mobile ] system_health.memory_mobile/browse:social:facebook:2019 [ Skip ]
 crbug.com/1154719 [ android-go ] system_health.memory_mobile/browse:chrome:omnibox:2019 [ Skip ]
+crbug.com/1154719 [ android-go ] system_health.memory_mobile/browse:social:pinterest_infinite_scroll:2019 [ Skip ]
+crbug.com/1154719 [ android-pixel-2 ] system_health.memory_mobile/browse:social:pinterest_infinite_scroll:2019 [ Skip ]
 
 # Benchmark: tab_switching.typical_25
 crbug.com/747026 [ mac ] tab_switching.typical_25/multitab:misc:typical24 [ Skip ]