Revert "Merge pull request #7430 from vector-im/andy/user_trust"

This reverts commit 7f5d3b46eb02a7801d4a7c781762eea3d16ee0e6, reversing
changes made to 5a3adde8f70daec795ac1bee17c5159a155c6106.

Riot/Modules/Encryption/RoomEncryptionTrustLevel.h

@@ -1,25 +0,0 @@
-// 
-// Copyright 2023 New Vector Ltd
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
-
-/**
- RoomEncryptionTrustLevel represents the trust level in an encrypted room.
- */
-typedef NS_ENUM(NSUInteger, RoomEncryptionTrustLevel) {
-    RoomEncryptionTrustLevelTrusted,
-    RoomEncryptionTrustLevelWarning,
-    RoomEncryptionTrustLevelNormal,
-    RoomEncryptionTrustLevelUnknown
-};