psqlのバージョンを変更

Author: KaichiManabe

.github/workflows/pg_dump.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Install PostgreSQL Client
         run: |
           sudo apt-get update
-          sudo apt-get install -y postgresql-client
+          sudo apt-get install -y postgresql-client-15
 
       - name: Backup database
         run: |