[Build] Remove obsolete argument from spec

...to reflect changes associated with JSHint configuration,
https://github.com/nasa/openmct/pull/724#issuecomment-193542314

platform/persistence/local/test/LocalStoragePersistenceProviderSpec.js

@@ -51,8 +51,7 @@ define(
                 provider = new LocalStoragePersistenceProvider(
                     { localStorage: testLocalStorage },
                     mockQ,
-                    testSpace,
+                    testSpace
-                    testLocalStorage
                 );
             });