Fix jackson-annotations version

Author: jbonofre

tests/features/camel-jacksonxml/pom.xml

@@ -36,7 +36,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-annotations</artifactId>
-            <version>${jackson2-version}</version>
+            <version>${jackson2-annotations-version}</version>
         </dependency>
     </dependencies>
 
@@ -49,4 +49,4 @@
         </resources>
     </build>
 
-</project>
+</project>