Bug 1637757 [wpt PR 23578] - Update wpt metadata, a=testonly

wpt-pr: 23578 wpt-type: metadata
2020-05-15 22:55:07 +00:00 · 2020-05-15 22:55:07 +00:00 · 757c9f83e5
--- a/testing/web-platform/meta/pointerevents/compat/pointerevent_mouse-pointer-on-scrollbar.html.ini
+++ b/testing/web-platform/meta/pointerevents/compat/pointerevent_mouse-pointer-on-scrollbar.html.ini
@ -0,0 +1,4 @@
+[pointerevent_mouse-pointer-on-scrollbar.html]
+  [Test point (103,146.86666870117188) is on the scrollbar]
+    expected: FAIL
+