Add internal only UILayoutGuide extensions

Sources/Layout/UIKit/UIView+UILayoutGuide.swift

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+//
+//  All Contributions by Match Group
+//
+//  Copyright © 2024 Tinder (Match Group, LLC)
+//
+//  Licensed under the Match Group Modified 3-Clause BSD License.
+//  See https://github.com/Tinder/Layout/blob/main/LICENSE for license information.
+//
+
+import UIKit
+
+extension UIView {
+
+    internal var margins: UILayoutGuide {
+        layoutMarginsGuide
+    }
+
+    internal var safeArea: UILayoutGuide {
+        safeAreaLayoutGuide
+    }
+}

Tests/LayoutTests/UIKit/UIViewUILayoutGuideTests.swift

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+//
+//  All Contributions by Match Group
+//
+//  Copyright © 2024 Tinder (Match Group, LLC)
+//
+//  Licensed under the Match Group Modified 3-Clause BSD License.
+//  See https://github.com/Tinder/Layout/blob/main/LICENSE for license information.
+//
+
+@testable import Layout
+import Nimble
+import XCTest
+
+@MainActor
+final class UIViewUILayoutGuideTests: XCTestCase {
+
+    func testMargins() {
+        let view: UIView = .init()
+        expect(view.margins) === view.layoutMarginsGuide
+    }
+
+    func testSafeArea() {
+        let view: UIView = .init()
+        expect(view.safeArea) === view.safeAreaLayoutGuide
+    }
+}