Add support for Face ID/Touch ID to app lock. (#1966)

* Fix biometrics with low grace period and backgrounding before unlocked.

* Trigger permissions alert when enabling Face ID.

ElementX/Sources/Application/AppCoordinator.swift

@@ -291,7 +291,7 @@ class AppCoordinator: AppCoordinatorProtocol, AuthenticationCoordinatorDelegate,
         if oldVersion < Version(1, 1, 0) {
             MXLog.info("Migrating to v1.1.0, signing out the user.")
             // Version 1.1.0 switched the Rust crypto store to SQLite
-            // There are no migrations in place so we need to reset everything
+            // There are no migrations in place so we need to sign the user out
             wipeUserData()
         }
         
@@ -308,6 +308,7 @@ class AppCoordinator: AppCoordinatorProtocol, AuthenticationCoordinatorDelegate,
     private func wipeUserData(includingSettings: Bool = false) {
         if includingSettings {
             AppSettings.reset()
+            appLockFlowCoordinator.appLockService.disable()
         }
         userSessionStore.reset()
     }

ElementX/Sources/Application/AppSettings.swift

@@ -133,9 +133,6 @@ final class AppSettings {
     /// The number of attempts the user has made to unlock the app with a PIN code (resets when unlocked).
     @UserPreference(key: UserDefaultsKeys.appLockNumberOfPINAttempts, defaultValue: 0, storageType: .userDefaults(store))
     var appLockNumberOfPINAttempts: Int
-    /// The number of attempts the user has made to unlock the app with Touch/Face ID (resets when unlocked).
-    @UserPreference(key: UserDefaultsKeys.appLockNumberOfBiometricAttempts, defaultValue: 0, storageType: .userDefaults(store))
-    var appLockNumberOfBiometricAttempts: Int
     
     // MARK: - Authentication