fix(challenges): Add check for function name in test cases

Changed a test case where it checks that the user defined function name
matches to that given in instructions.

BREAKING CHANGE: no breaking change

Closes freeCodeCamp#15591

seed/challenges/02-javascript-algorithms-and-data-structures/object-oriented-programming.json

@@ -942,7 +942,7 @@
         ""
       ],
       "tests": [
-        "assert(typeof glideMixin === \"function\", 'message: Your code should declare a <code>glideMixin</code> variable that is a function.');",
+        "assert(typeof glideMixin === \"function\" && glideMixin.name === \"glideMixin\", 'message: Your code should declare a <code>glideMixin</code> variable that is a function.');",
         "assert(typeof bird.glide === \"function\", 'message: Your code should use the <code>glideMixin</code> on the <code>bird</code> object to give it the <code>glide</code> method.');",
         "assert(typeof boat.glide === \"function\", 'message: Your code should use the <code>glideMixin</code> on the <code>boat</code> object to give it the <code>glide</code> method.');"
       ],