Removes use of deprecated String.characters property

Cores/DeltaCore

@@ -1 +1 @@
-Subproject commit 1d74f647aaeec653a3ab55d7c06a0b3c0dc95069
+Subproject commit c1443afa0ede9100a0cc64a9d985636b6384af01

Delta/Game Selection/GameCollectionViewController.swift

@@ -340,7 +340,7 @@ private extension GameCollectionViewController
     
     func rename(_ game: Game, with name: String)
     {
-        guard name.characters.count > 0 else { return }
+        guard name.count > 0 else { return }
 
         DatabaseManager.shared.performBackgroundTask { (context) in
             let game = context.object(with: game.objectID) as! Game
@@ -401,7 +401,7 @@ private extension GameCollectionViewController
     @objc func textFieldTextDidChange(_ textField: UITextField)
     {
         let text = textField.text ?? ""
-        self._renameAction?.isEnabled = text.characters.count > 0
+        self._renameAction?.isEnabled = text.count > 0
     }
     
     @objc func handleLongPressGesture(_ gestureRecognizer: UILongPressGestureRecognizer)

Delta/Pause Menu/Cheats/CheatTextView.swift

@@ -49,7 +49,7 @@ extension CheatTextView
         {
             let characterWidth = ("A" as NSString).size(withAttributes: [.font: font]).width
 
-            let width = characterWidth * CGFloat(format.format.characters.count)
+            let width = characterWidth * CGFloat(format.format.count)
             self.textContainer.size = CGSize(width: width, height: 0)
         }
     }
@@ -134,7 +134,7 @@ extension CheatTextView: NSLayoutManagerDelegate
             if let prefix = attributedFormat.attributes(at: characterIndex, effectiveRange: nil)[.cheatPrefix] as? String
             {
                 // If there is a prefix string, we insert the glyphs (and associated properties/character indexes) first
-                let prefixCount = prefix.characters.count
+                let prefixCount = prefix.count
                 
                 for j in 0 ..< prefixCount
                 {

Delta/Pause Menu/Cheats/CheatValidator.swift

@@ -51,7 +51,7 @@ struct CheatValidator
         // Remove newline characters (code should already be formatted)
         let sanitizedCode = (cheat.code as NSString).replacingOccurrences(of: "\n", with: "")
         
-        if sanitizedCode.characters.count % self.format.format.characters.count != 0
+        if sanitizedCode.count % self.format.format.count != 0
         {
             throw Error.invalidCode
         }

Delta/Pause Menu/Cheats/EditCheatViewController.swift

@@ -132,7 +132,7 @@ extension EditCheatViewController
         
         // Update UI
         
-        if name.characters.count == 0
+        if name.count == 0
         {
             self.title = NSLocalizedString("Cheat", comment: "")
         }
@@ -224,7 +224,7 @@ private extension EditCheatViewController
     @IBAction func updateCheatName(_ sender: UITextField)
     {
         var title = sender.text ?? ""
-        if title.characters.count == 0
+        if title.count == 0
         {
             title = NSLocalizedString("Cheat", comment: "")
         }

Delta/Pause Menu/Save States/SaveStatesViewController.swift

@@ -377,7 +377,7 @@ private extension SaveStatesViewController
     func rename(_ saveState: SaveState, with name: String?)
     {
         var name = name
-        if (name ?? "").characters.count == 0
+        if (name ?? "").count == 0
         {
             // When text is nil, we know to show the timestamp instead
             name = nil