feat(i18n): 사용자 화면 문구를 I18n 키로 통일한다

SodaLive/Sources/User/UserTextField.swift

@@ -59,7 +59,7 @@ struct UserTextField: View {
                             Image("btn_select_normal")
                         }
                         
-                        Text("비밀번호 표시")
+                        Text(I18n.User.showPassword)
                             .appFont(size: 13.3, weight: .medium)
                             .foregroundColor(Color(hex: "eeeeee"))
                     }
@@ -74,8 +74,8 @@ struct UserTextField: View {
 struct UserTextField_Previews: PreviewProvider {
     static var previews: some View {
         UserTextField(
-            title: "이메일",
-            hint: "user_id@email.com",
+            title: I18n.User.passwordTitle,
+            hint: I18n.User.passwordPlaceholder,
             isSecure: true,
             variable: .constant("test"),
             isPasswordVisibleButton: true