test: update test to reflect new autoselectfamily timeout 500ms

Author: hvanness

test/parallel/test-net-autoselectfamily-attempt-timeout-default-value.js

@@ -5,4 +5,4 @@ const { platformTimeout } = require('../common');
 const assert = require('assert');
 const { getDefaultAutoSelectFamilyAttemptTimeout } = require('net');
 
-assert.strictEqual(getDefaultAutoSelectFamilyAttemptTimeout(), platformTimeout(2500));
+assert.strictEqual(getDefaultAutoSelectFamilyAttemptTimeout(), platformTimeout(5000));