test: update test-net-dns-lookup.js IPv6 address

This test recently began failing locally, as a link-local address
is now returned.

Refs: nodejs#46790

Author: cjihrig

test/parallel/test-net-dns-lookup.js

@@ -33,7 +33,7 @@ server.listen(0, common.mustCall(function() {
   net.connect(this.address().port, 'localhost')
     .on('lookup', common.mustCallAtLeast(function(err, ip, type, host) {
       assert.strictEqual(err, null);
-      assert.match(ip, /^(127\.0\.0\.1|::1)$/);
+      assert.match(ip, /^(127\.0\.0\.1|(fe80)?::1)$/);
       assert.match(type.toString(), /^(4|6)$/);
       assert.strictEqual(host, 'localhost');
     }, 1));