[CM-1334] Remove compiler warning (#21)

* [ISSUE] remove compiler warning

* Update Package.swift

Author: SahilSainiYML

Diff for: Package.swift

@@ -17,7 +17,7 @@ let package = Package(
     ],
     dependencies: [
         // For UI layout support, contrast ratio calculations.
-        .package(url: "https://github.com/yml-org/YCoreUI.git", from: "1.5.0"),
+        .package(url: "https://github.com/yml-org/YCoreUI.git", from: "1.7.0"),
         // For Typography support
         .package(url: "https://github.com/yml-org/YMatterType.git", from: "1.6.0")
     ],

Diff for: Sources/YStepper/UIKit/StepperControl+Appearance+Layout.swift

@@ -7,6 +7,7 @@
 //
 
 import UIKit
+import YCoreUI
 
 extension StepperControl.Appearance {
     /// A collection of layout properties for the `StepperControl`.