fix(chat): DM 텍스트 푸시 문구 키를 분리한다

src/main/kotlin/kr/co/vividnext/sodalive/i18n/SodaMessageSource.kt

@@ -1170,6 +1170,11 @@ class SodaMessageSource {
             Lang.EN to "You have received a text message from %s.",
             Lang.JA to "%sからテキストメッセージが届きました。"
         ),
+        "message.fcm.dm_received" to mapOf(
+            Lang.KO to "%s님으로 부터 DM이 도착했습니다.",
+            Lang.EN to "You have received a DM from %s.",
+            Lang.JA to "%sからDMが届きました。"
+        ),
         "message.fcm.voice_received" to mapOf(
             Lang.KO to "%s님으로 부터 음성메시지가 도착했습니다.",
             Lang.EN to "You have received a voice message from %s.",

src/main/kotlin/kr/co/vividnext/sodalive/v2/usercreatorchat/service/UserCreatorChatService.kt

@@ -224,7 +224,7 @@ class UserCreatorChatService(
         val messageKey = if (message.messageType == UserCreatorChatMessageType.VOICE) {
             "message.fcm.voice_received"
         } else {
-            "message.fcm.text_received"
+            "message.fcm.dm_received"
         }
         applicationEventPublisher.publishEvent(
             FcmEvent(