링크결제 번역 키 추가: linkPay 섹션 보완

- additionalService.linkPay.all 추가 (전체 / All)
- additionalService.linkPay.phoneNumber 추가 (휴대폰번호 / Phone Number)
- additionalService.linkPay.phoneNumberEmail 추가 (휴대폰번호/이메일 / Phone Number/Email)
- 링크결제 필터에서 사용하는 누락된 키 보완

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

src/locales/en.json

@@ -917,6 +917,9 @@
             "paymentStopped": "Payment Stopped",
             "paymentStoppedInactive": "Payment Stopped/Inactive",
             "pending": "Pending",
+            "all": "All",
+            "phoneNumber": "Phone Number",
+            "phoneNumberEmail": "Phone Number/Email",
             "email": "Email",
             "alimtalk": "Alimtalk",
             "kakao": "Kakao",

src/locales/ko.json

@@ -917,6 +917,9 @@
             "paymentStopped": "결제중단",
             "paymentStoppedInactive": "결제중단/비활성화",
             "pending": "대기중",
+            "all": "전체",
+            "phoneNumber": "휴대폰번호",
+            "phoneNumberEmail": "휴대폰번호/이메일",
             "email": "이메일",
             "alimtalk": "알림톡",
             "kakao": "카카오",