Rename ObserverNoAdapter_LifecycleAdapter.java to .kt

Part of the kotlin conversion process for the tests in the Lifecycle library

Test: ./gradlew bOS
Bug: 240298180
Change-Id: Iea0244e28eb5be3b2fd3ca301ec8f1644b25b8e5
diff --git a/lifecycle/lifecycle-compiler/src/test/test-data/expected/ObserverNoAdapter_LifecycleAdapter.java b/lifecycle/lifecycle-compiler/src/test/test-data/expected/ObserverNoAdapter_LifecycleAdapter.kt
similarity index 100%
rename from lifecycle/lifecycle-compiler/src/test/test-data/expected/ObserverNoAdapter_LifecycleAdapter.java
rename to lifecycle/lifecycle-compiler/src/test/test-data/expected/ObserverNoAdapter_LifecycleAdapter.kt