added spm BundleUtil, fix warning

Author: star-s

Package.swift

@@ -22,6 +22,7 @@ let package = Package(
             name: "PasswordTextField",
             dependencies: [],
             path: "PasswordTextField",
+            exclude: ["BundleUtil.swift", "Info.plist"],
             resources: [.process("Media")]),
     ]
 )

PasswordTextField/BundleUtil_spm.swift

@@ -0,0 +1,17 @@
+//
+//  File.swift
+//  
+//
+//  Created by Sergey Starukhin on 06.03.2021.
+//
+
+import Foundation
+
+/// Get the SPM Bundle
+public final class BundleUtil: NSObject{
+    
+    /// Gets the bundle property for the spm module
+    public static var bundle: Bundle{
+        Bundle.module
+    }
+}