chore(deps): update postgres docker tag to v18

Author: renovate[bot]

.github/workflows/build.yml

@@ -100,7 +100,7 @@ jobs:
           --health-retries 10
           --tmpfs /var/lib/mysql
       postgres:
-        image: postgres:17
+        image: postgres:18
         env:
           POSTGRES_USER: postgres
           POSTGRES_PASSWORD: postgres