Removing dead code part 2 (#2235)

Co-authored-by: Doug <6060466+pixlwave@users.noreply.github.com>

ElementX/Sources/Services/Room/RoomMember/RoomMemberProxy.swift

@@ -39,12 +39,6 @@ final class RoomMemberProxy: RoomMemberProxyProtocol {
 
     lazy var membership = member.membership()
 
-    lazy var isNameAmbiguous = member.isNameAmbiguous()
-
-    lazy var powerLevel = Int(member.powerLevel())
-
-    lazy var normalizedPowerLevel = Int(member.normalizedPowerLevel())
-
     lazy var isAccountOwner = member.isAccountUser()
 
     lazy var isIgnored = member.isIgnored()

ElementX/Sources/Services/Room/RoomMember/RoomMemberProxyProtocol.swift

@@ -28,9 +28,6 @@ protocol RoomMemberProxyProtocol: AnyObject {
     var displayName: String? { get }
     var avatarURL: URL? { get }
     var membership: MembershipState { get }
-    var isNameAmbiguous: Bool { get }
-    var powerLevel: Int { get }
-    var normalizedPowerLevel: Int { get }
     var isAccountOwner: Bool { get }
     var isIgnored: Bool { get }
     var canInviteUsers: Bool { get }