tests: bumped the NGINX core to 1.29.2.

Author: zhuizhuhaomeng

.travis.yml

@@ -38,7 +38,7 @@ env:
     - JOBS=3
     - NGX_BUILD_JOBS=$JOBS
   matrix:
-    - NGINX_VERSION=1.25.3
+    - NGINX_VERSION=1.29.2
 
 services:
  - redis-server

t/sanity.t

@@ -81,7 +81,7 @@ __DATA__
 --- request
     GET /foo
 --- response_body_like eval
-qr/-ERR unknown command `bad_cmd`(?:, with args beginning with: )?\r\n/
+qr/-ERR unknown command [`']bad_cmd[`'](?:, with args beginning with: )?/