Call: MSC4310 sending RTC decline event and listening for Decline from other sessions

MSC4310 RTC decline event support

tests/testutils/src/main/kotlin/io/element/android/tests/testutils/Timber.kt

@@ -0,0 +1,18 @@
+/*
+ * Copyright 2025 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.
+ */
+
+package io.element.android.tests.testutils
+
+import timber.log.Timber
+
+fun plantTestTimber() {
+    Timber.plant(object : Timber.Tree() {
+        override fun log(priority: Int, tag: String?, message: String, t: Throwable?) {
+            println("$tag: $message")
+        }
+    })
+}