테스트 파일 정리

- 불필요한 test-db-connection.yaml 파일 삭제

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Co-Authored-By: Claude <noreply@anthropic.com>

test-db-connection.yaml

@@ -1,22 +0,0 @@
-apiVersion: v1
-kind: Pod
-metadata:
-  name: db-connection-test
-  namespace: phonebill-dg0500
-spec:
-  containers:
-  - name: postgres-client
-    image: postgres:15
-    command: ["sleep", "3600"]
-    env:
-    - name: DB_HOST
-      value: "bill-inquiry-postgres-dev-postgresql"
-    - name: DB_NAME
-      value: "bill_inquiry_db"
-    - name: DB_USERNAME
-      value: "bill_inquiry_user"
-    - name: DB_PASSWORD
-      value: "BillUser2025!"
-    - name: DB_PORT
-      value: "5432"
-  restartPolicy: Never