Bug 1659101 - Disable browser_preloading_tab_moving.js on Windows for frequent failures. r=intermittent-reviewers,jmaher

Differential Revision: https://phabricator.services.mozilla.com/D112465

browser/modules/test/browser/browser.ini

@@ -32,6 +32,7 @@ support-files =
 [browser_preloading_tab_moving.js]
 skip-if =
   os == 'linux' && (!debug || tsan || asan) # Bug 1659101
+  os == "win" # Bug 1659101
 [browser_ProcessHangNotifications.js]
 skip-if = !e10s
 [browser_SitePermissions.js]