http2: remove redundant return in test

PR-URL: https://github.com/nodejs/node/pull/14239
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>

test/parallel/test-tls-disable-renegotiation.js

@@ -5,10 +5,9 @@ const fs = require('fs');
 
 // Tests that calling disableRenegotiation on a TLSSocket stops renegotiation.
 
-if (!common.hasCrypto) {
+if (!common.hasCrypto)
   common.skip('missing crypto');
-  return;
-}
+
 const tls = require('tls');
 
 const options = {