doc: update latest compatible nginx version.

Author: zhuizhuhaomeng

README.md

@@ -545,6 +545,7 @@ Nginx Compatibility
 
 The latest version of this module is compatible with the following versions of Nginx:
 
+* 1.29.x (last tested: 1.29.2)
 * 1.27.x (last tested: 1.27.1)
 * 1.25.x (last tested: 1.25.1)
 * 1.21.x (last tested: 1.21.4)