pom: Update dependency on jackson to 2.18.3

This aligns with the version used in the EFX Toolkit.

Author: bertrand-lorentz

pom.xml

@@ -59,7 +59,7 @@
     <version.commons-collections>3.2.2</version.commons-collections>
     <version.commons-io>2.11.0</version.commons-io>
     <version.commons-lang3>3.12.0</version.commons-lang3>
-    <version.jackson>2.15.1</version.jackson>
+    <version.jackson>2.18.3</version.jackson>
     <version.jaxb-impl>4.0.4</version.jaxb-impl>
     <version.jool>0.9.15</version.jool>
     <version.junit>5.7.2</version.junit>