ci: less flaky test/request-timeout.js test (#3580) (#3678)

(cherry picked from commit 990df2c)

Co-authored-by: Aras Abbasi <aras.abbasi@googlemail.com>

test/request-timeout.js

@@ -31,7 +31,7 @@ test('request timeout', async (t) => {
   const server = createServer((req, res) => {
     setTimeout(() => {
       res.end('hello')
-    }, 1000)
+    }, 2000)
   })
   after(() => server.close())