[ECO-5338][Unit test] Upgraded dependencies as per review comments, optimized imports

Author: sacOO7

gradle/libs.versions.toml

@@ -21,9 +21,9 @@ okhttp = "4.12.0"
 test-retry = "1.6.0"
 kotlin = "2.1.10"
 coroutine = "1.9.0"
-mockk = "1.13.13"
+mockk = "1.14.2"
 turbine = "1.2.0"
-ktor = "3.0.1"
+ktor = "3.1.0"
 jetbrains-annoations = "26.0.2"
 
 [libraries]

live-objects/src/test/kotlin/io/ably/lib/objects/TestUtils.kt

@@ -45,14 +45,14 @@ private fun Class<*>.findField(name: String): Field {
     return result.getOrNull() as Field
 }
 
-suspend fun <T>Any.invokePrivateSuspendMethod(methodName: String, vararg args: Any?) = suspendCancellableCoroutine<T> { cont ->
-    val suspendMethod = javaClass.declaredMethods.find { it.name == methodName }
-    suspendMethod?.let {
-        it.isAccessible = true
-        it.invoke(this, *args, cont)
-    }
+suspend fun <T> Any.invokePrivateSuspendMethod(methodName: String, vararg args: Any?): T = suspendCancellableCoroutine { cont ->
+  val suspendMethod = javaClass.declaredMethods.find { it.name == methodName }
+    ?: error("Method '$methodName' not found")
+  suspendMethod.isAccessible = true
+  suspendMethod.invoke(this, *args, cont)
 }
 
+
 fun <T> Any.invokePrivateMethod(methodName: String, vararg args: Any?): T {
     val method = javaClass.declaredMethods.find { it.name == methodName }
     method?.isAccessible = true

live-objects/src/test/kotlin/io/ably/lib/objects/unit/setup/UnitTest.kt

@@ -1,6 +1,5 @@
 package io.ably.lib.objects.unit.setup
 
-import io.ably.lib.objects.integration.setup.ensureAttached
 import io.ably.lib.realtime.AblyRealtime
 import io.ably.lib.realtime.Channel
 import io.ably.lib.realtime.ChannelState