Migrate com.facebook.proguard.annotations.KeepGettersAndSetters to Kotlin (facebook#47703)

Summary:
Pull Request resolved: facebook#47703

As per title.

Changelog: [Internal]

Reviewed By: javache

Differential Revision: D66094514

fbshipit-source-id: 85d6cceaba7445f624461a880c2bc9c05b440f53

Author: fabriziocucci

packages/react-native/ReactAndroid/src/main/java/com/facebook/proguard/annotations/KeepGettersAndSetters.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+package com.facebook.proguard.annotations
+
+import kotlin.annotation.AnnotationRetention
+import kotlin.annotation.AnnotationTarget
+
+/**
+ * Add this annotation to a class, to keep all "void set*(***)" and get* methods.
+ *
+ * This is useful for classes that are controlled by animator-like classes that control various
+ * properties with reflection.
+ *
+ * **NOTE:** This is *not* needed for Views because their getters and setters are automatically kept
+ * by the default Android SDK ProGuard config.
+ */
+@Target(AnnotationTarget.CLASS)
+@Retention(AnnotationRetention.BINARY)
+public annotation class KeepGettersAndSetters