ci: fix client socket timed out error (#10240)

xuruidong · web-flow · commit fac2210d25fb · 2023-09-22T14:43:26.000+08:00
diff --git a/t/core/schema.t b/t/core/schema.t
@@ -121,6 +121,7 @@ passed: 30
             ngx.say("passed")
         }
     }
+--- timeout: 15
 --- request
 GET /t
 --- response_body
