Revamp the UI test snapshot naming convention to make them easier to organize and find.

Tools/Scripts/Templates/SimpleScreenExample/Tests/UI/TemplateScreenTests.swift

@@ -0,0 +1,20 @@
+//
+// Copyright 2022-2024 New Vector Ltd.
+//
+// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+// Please see LICENSE files in the repository root for full details.
+//
+
+import XCTest
+
+@MainActor
+class TemplateScreenUITests: XCTestCase {
+    func testScreen() async throws {
+        let app = Application.launch(.templateScreen)
+        
+        let title = app.staticTexts["Template title"]
+        XCTAssert(title.exists)
+
+        try await app.assertScreenshot()
+    }
+}