Merge branch '2.13' into 2.14

Author: cowtowncoder

release-notes/VERSION-2.x

@@ -19,7 +19,7 @@ Modules:
 #312: (cbor, smile) Short NUL-only keys incorrectly detected as duplicates
  (reported by David T)
 
-2.13.3 (not yet released)
+2.13.3 (14-May-2022)
 
 #317: (ion) IonValueDeserializer does not handle getNullValue correctly for a missing property
  (contributed by atokuzAmzn@github)