ci: postgres 采用默认版本

Author: caixw

.github/workflows/postgres.yml

@@ -13,7 +13,7 @@ jobs:
 
     services:
       postgres:
-        image: postgres:15
+        image: postgres
         env:
           POSTGRES_USER: postgres
           POSTGRES_PASSWORD: postgres
@@ -29,7 +29,7 @@ jobs:
       - name: 安装客户端
         run: |
           sudo apt-get update
-          sudo apt-get install -y postgresql-client-15
+          sudo apt-get install -y postgresql-client
 
       - name: 创建数据库
         run: |