Switch UI tests to iPhone 15, fix the broken ones

RiotSwiftUI/Modules/Common/Test/UI/XCUIElement.swift

@@ -0,0 +1,28 @@
+//
+// Copyright 2024 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import XCTest
+
+extension XCUIElement {
+    func forceTap() {
+        if isHittable {
+            tap()
+        } else {
+            let coordinate: XCUICoordinate = coordinate(withNormalizedOffset: .init(dx: 0.5, dy: 0.5))
+            coordinate.tap()
+        }
+    }
+}