Periphery cleanup (#5893)

ElementX/Sources/AppHooks/AppHooks.swift

@@ -93,6 +93,7 @@ final nonisolated class AppHooks: AppHooksProtocol {
         _clientBuilderHook.withLock { $0 }
     }
     
+    // periphery:ignore - might be useful to have
     func registerClientBuilderHook(_ hook: ClientBuilderHookProtocol) {
         _clientBuilderHook.withLock { $0 = hook }
     }
@@ -108,9 +109,11 @@ final nonisolated class AppHooks: AppHooksProtocol {
 }
 
 nonisolated protocol AppHooksProtocol: Sendable {
+    // periphery:ignore - required for the architecture
     func setUp()
 }
 
 nonisolated extension AppHooksProtocol {
+    // periphery:ignore - required for the architecture
     func setUp() { }
 }

ElementX/Sources/AppHooks/Hooks/RemoteSettingsHook.swift

@@ -56,11 +56,9 @@ struct DefaultRemoteSettingsHook: RemoteSettingsHookProtocol {
 }
 
 private struct ElementWellKnown: Decodable {
-    var version: Int?
     var enforceElementPro: Bool?
     
     enum CodingKeys: String, CodingKey {
-        case version
         case enforceElementPro = "enforce_element_pro"
     }
 }