Change the camera permission message background to black

Author: mattrubin

Authenticator/Source/TokenScannerViewController.swift

@@ -57,7 +57,7 @@ class TokenScannerViewController: UIViewController, QRScannerDelegate {
 
     private lazy var permissionButton: UIButton = {
         let button = UIButton(frame: UIScreen.main.bounds)
-        button.backgroundColor = .otpBackgroundColor
+        button.backgroundColor = .black
         button.addTarget(self, action: #selector(TokenScannerViewController.editPermissions), for: .touchUpInside)
 
         self.permissionLabel.frame = button.bounds.insetBy(dx: 35, dy: 35)
@@ -143,7 +143,7 @@ class TokenScannerViewController: UIViewController, QRScannerDelegate {
             showMissingAccessMessage()
         case .restricted:
             // There's nothing we can do if camera access is restricted.
-            // This should only ever be reached is camera restrictions are changed while the app is running, because if
+            // This should only ever be reached if camera restrictions are changed while the app is running, because if
             // the app is launched with restrictions already enabled, the deviceCanScan check will retrun false.
             dispatchAction(.beginManualTokenEntry)
             break