Bug 1578038 - Disable antitracking tests on fission cause of frequent failures. r=Ehsan

Differential Revision: https://phabricator.services.mozilla.com/D44537

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

toolkit/components/antitracking/test/browser/browser.ini

@@ -71,7 +71,9 @@ skip-if = fission || (os == "linux" && asan)
 [browser_existingCookiesForSubresources.js]
 [browser_firstPartyCookieRejectionHonoursAllowList.js]
 [browser_imageCache4.js]
+skip-if = fission #Bug 1578038
 [browser_imageCache8.js]
+skip-if = fission #Bug 1578038
 [browser_onBeforeRequestNotificationForTrackingResources.js]
 [browser_onModifyRequestNotificationForTrackingResources.js]
 [browser_permissionInNormalWindows.js]
@@ -106,6 +108,7 @@ skip-if = fission
 [browser_networkIsolation.js]
 [browser_allowPermissionForTracker.js]
 [browser_denyPermissionForTracker.js]
+skip-if = fission #Bug 1578038
 [browser_localStorageEvents.js]
 skip-if = fission
 [browser_partitionedLocalStorage.js]