PM-8797: Use localized strings for search bar and cancel button (#738)

Author: matt-livefront

BitwardenShared/UI/Platform/Application/Appearance/UI.swift

@@ -63,6 +63,7 @@ public enum UI {
         UITabBar.appearance().standardAppearance = tabBarAppearance
         UITabBar.appearance().tintColor = Asset.Colors.primaryBitwarden.color
 
+        UIBarButtonItem.appearance(whenContainedInInstancesOf: [UISearchBar.self]).title = Localizations.cancel
         UISearchBar.appearance().tintColor = Asset.Colors.primaryBitwarden.color
         // Explicitly tint the image so that it does not assume the tint color assigned to the entire search bar.
         let image = Asset.Images.cancelRound.image

BitwardenShared/UI/Tools/Send/Send/SendCoordinator.swift

@@ -113,6 +113,7 @@ final class SendCoordinator: Coordinator, HasStackNavigator {
 
         let viewController = UIHostingController(rootView: view)
         let searchController = UISearchController()
+        searchController.searchBar.placeholder = Localizations.search
         searchController.searchResultsUpdater = searchHandler
 
         stackNavigator?.push(

BitwardenShared/UI/Vault/Vault/VaultCoordinator.swift

@@ -227,6 +227,7 @@ final class VaultCoordinator: Coordinator, HasStackNavigator {
         )
         let viewController = UIHostingController(rootView: view)
         let searchController = UISearchController()
+        searchController.searchBar.placeholder = Localizations.search
         searchController.searchResultsUpdater = searchHandler
 
         stackNavigator?.push(