Fix ButtonRole and Button deprecations (#1715)

Replaced AlertState<Action>.ButtonRole with ButtonState<Action>.Role
Replaced AlertState<Action>.Button with ButtonState<Action>

(cherry picked from commit 907eb1866a9de2c506a05edee9d277b856a7171c)

# Conflicts:
#	Package.resolved

Author: kgrigsby59

Sources/ComposableArchitecture/UIKit/AlertStateUIKit.swift

@@ -74,7 +74,7 @@
   @available(macOS, unavailable)
   @available(watchOS, unavailable)
   extension UIAlertAction.Style {
-    init<Action>(_ role: AlertState<Action>.ButtonRole) {
+    init<Action>(_ role: ButtonState<Action>.Role) {
       switch role {
       case .cancel:
         self = .cancel
@@ -88,7 +88,7 @@
   @available(watchOS, unavailable)
   extension UIAlertAction {
     convenience init<Action>(
-      _ button: AlertState<Action>.Button,
+      _ button: ButtonState<Action>,
       action: @escaping (Action) -> Void
     ) {
       self.init(