feature: update nginx to v1.27.1.

Author: zhuizhuhaomeng

.travis.yml

@@ -39,7 +39,7 @@ env:
  - TEST_NGINX_SLEEP=0.006
  - LUACHECK_VER=0.21.1
  jobs:
- - NGINX_VERSION=1.25.3
+ - NGINX_VERSION=1.27.1
 
 before_install:
  - sudo luarocks install luacheck $LUACHECK_VER