chore(deps): update image php to v8.5

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

docker/Dockerfile

@@ -1,4 +1,4 @@
-FROM php:8.2-cli-alpine
+FROM php:8.5-cli-alpine
 
 # Install system dependencies
 RUN apk add --no-cache \

docker/docker-compose.yml

@@ -18,7 +18,7 @@ services:
 
   # PHP 8.3 for testing compatibility
   php83:
-    image: php:8.3-cli-alpine
+    image: php:8.5-cli-alpine
     volumes:
       - ..:/app
     working_dir: /app