API key is no longer needed

Author: deniak

.github/workflows/node.js.yml

@@ -30,5 +30,3 @@ jobs:
       - run: npm ci
 
       - run: npm test
-        env:
-          W3CAPIKEY: ${{ secrets.W3CAPIKEY }}

test/api.js

@@ -2,12 +2,6 @@ var expect = require("expect.js")
 ,   w3c = require("..")
 ;
 
-if (!process.env.W3CAPIKEY) {
-    console.error("No API key has been set, make sure you defined the W3CAPIKEY environment variable.");
-    process.exit(1);
-}
-w3c.apiKey = process.env.W3CAPIKEY;
-
 function listChecker (done, title, field = 'title') {
     return function (err, data) {
         expect(err).to.not.be.ok();