Bug 1512668 [wpt PR 14414] - Update wpt metadata, a=testonly

wpt-pr: 14414
wpt-type: metadata

testing/web-platform/meta/scroll-animations/current-time-writing-modes.html.ini

@@ -0,0 +1,16 @@
+[current-time-writing-modes.html]
+  [currentTime handles direction: rtl correctly]
+    expected: FAIL
+
+  [currentTime handles endScrollOffset with direction: rtl correctly]
+    expected: FAIL
+
+  [currentTime handles writing-mode: vertical-rl correctly]
+    expected: FAIL
+
+  [currentTime handles writing-mode: vertical-lr correctly]
+    expected: FAIL
+
+  [currentTime handles startScrollOffset with direction: rtl correctly]
+    expected: FAIL
+