Bug 1574137 - Disable test_filter_crossorigin.html on fission. r=gbrown

Differential Revision: https://phabricator.services.mozilla.com/D44979

--HG--
extra : moz-landing-system : lando

layout/svg/tests/mochitest.ini

@@ -10,6 +10,7 @@ support-files =
   file_black_yellow.svg
   file_yellow_black.svg
 
+skip-if = fission #Bug 1574137
 [test_hover_near_text.html]
 [test_multiple_font_size.html]
 [test_use_tree_cycle.html]