[assertions] Fix minor issue

src/lib/assertionsLibrary.js

@@ -4,7 +4,7 @@ const _ = U.taggedStringify;
 
 module.exports.done =
 	[
-		resolve => resolve,
+		() => true,
 		() => null,
 	];
 module.exports.fail =

src/lib/buildTestQueue.js

@@ -1,3 +1,4 @@
+// Only imported for JSDoc
 /* eslint-disable-next-line */
 const Gunner = require('../gunner');
 const symbols = require('../util/symbols');