Fix missing annotation

Author: MMcM

fdb-record-layer-core/src/main/java/com/apple/foundationdb/record/provider/common/CompressedAndEncryptedSerializerState.java

@@ -25,6 +25,7 @@
 /**
  * Information on intended / found serialization format: compressed and/or encrypted.
  */
+@API(API.Status.INTERNAL)
 public class CompressedAndEncryptedSerializerState {
     private boolean compressed;
     private boolean encrypted;