feat(i18n): 콘텐츠 상세/댓글 하드코딩 문구를 I18n 키로 통일한다

SodaLive/Sources/Content/Detail/Comment/ContentDetailCommentView.swift

@@ -22,7 +22,7 @@ struct ContentDetailCommentView: View {
     var body: some View {
         VStack(alignment: .leading, spacing: 10.3) {
             HStack(spacing: 5.3) {
-                Text("댓글")
+                Text(I18n.ContentDetail.Comment.title)
                     .appFont(size: 12, weight: .medium)
                     .foregroundColor(.white)
                 
@@ -38,7 +38,7 @@ struct ContentDetailCommentView: View {
                             .resizable()
                             .frame(width: 20, height: 20)
                         
-                        Text("비밀댓글")
+                        Text(I18n.ContentDetail.Comment.secretComment)
                             .appFont(size: 12, weight: .medium)
                             .foregroundColor(isSecret ? Color.button : Color.grayee)
                     }
@@ -71,7 +71,7 @@ struct ContentDetailCommentView: View {
                         .padding(.leading, 3)
                 } else {
                     HStack(spacing: 0) {
-                        TextField("댓글을 입력해 보세요.", text: $comment)
+                        TextField(I18n.ContentDetail.Comment.inputPlaceholder, text: $comment)
                             .autocapitalization(.none)
                             .disableAutocorrection(true)
                             .appFont(size: 13.3, weight: .medium)