GRemove the @JvmField annotation whenever using WarmUpRule.

features/createroom/impl/src/test/kotlin/io/element/android/features/createroom/impl/addpeople/AddPeoplePresenterTests.kt

@@ -32,8 +32,7 @@ import org.junit.Test
 
 class AddPeoplePresenterTests {
 
-    @Rule
-    @JvmField
+    @get:Rule
     val warmUpRule = WarmUpRule()
 
     private lateinit var presenter: AddPeoplePresenter

features/createroom/impl/src/test/kotlin/io/element/android/features/createroom/impl/configureroom/ConfigureRoomPresenterTests.kt

@@ -60,8 +60,7 @@ private const val AN_URI_FROM_GALLERY = "content://uri_from_gallery"
 @RunWith(RobolectricTestRunner::class)
 class ConfigureRoomPresenterTests {
 
-    @Rule
-    @JvmField
+    @get:Rule
     val warmUpRule = WarmUpRule()
 
     private lateinit var presenter: ConfigureRoomPresenter

features/createroom/impl/src/test/kotlin/io/element/android/features/createroom/impl/root/CreateRoomRootPresenterTests.kt

@@ -44,8 +44,7 @@ import org.junit.Test
 
 class CreateRoomRootPresenterTests {
 
-    @Rule
-    @JvmField
+    @get:Rule
     val warmUpRule = WarmUpRule()
 
     private lateinit var userRepository: FakeUserRepository

features/createroom/impl/src/test/kotlin/io/element/android/features/createroom/impl/userlist/DefaultUserListPresenterTests.kt

@@ -33,8 +33,7 @@ import org.junit.Test
 
 class DefaultUserListPresenterTests {
 
-    @Rule
-    @JvmField
+    @get:Rule
     val warmUpRule = WarmUpRule()
 
     private val userRepository = FakeUserRepository()