upgrade PHP in Swoole 5.1.8 images

Author: deminy

config/5.1.8.yml

@@ -6,7 +6,7 @@ php:
   - "8.0.30"
   - "8.1.33"
   - "8.2.29"
-  - "8.3.26"
+  - "8.3.27"
 image:
   composer:
     version: "2.8.12"