Bug 1626555 - Add `dom/jsurl` to the list of non-unified-build-compatible directories. r=sg

Differential Revision: https://phabricator.services.mozilla.com/D94967

build/non-unified-compat

@@ -30,6 +30,7 @@ dom/imptests/
 dom/indexedDB/
 dom/interfaces/
 dom/ipc/
+dom/jsurl/
 dom/localstorage/
 dom/quota/
 dom/simpledb/