Fix #485: update ion-java dep to 1.11.4 (#486)

Author: cowtowncoder

ion/pom.xml

@@ -39,7 +39,7 @@ tree model)
     <dependency>
       <groupId>com.amazon.ion</groupId>
       <artifactId>ion-java</artifactId>
-      <version>1.11.2</version>
+      <version>1.11.4</version>
     </dependency>
 
     <!-- Extends Jackson core, databind -->

release-notes/VERSION-2.x

@@ -16,7 +16,11 @@ Active maintainers:
 
 2.18.0 (not yet released)
 
-No changes since 2.17.
+- No changes since 2.17
+
+2.17.1 (not yet released)
+
+#485 (ion): Upgrade `ion-java` to 1.11.4 (from 1.11.2)
 
 2.17.0 (12-Mar-2024)