deps: update jackson monorepo to v2.18.3

Author: renovate[bot]

gradle/libs.versions.toml

@@ -31,7 +31,7 @@ greenmail = "2.1.3"
 gson = "2.12.1"
 hikari = "6.2.1"
 hoplite = "2.9.0"
-jackson = "2.18.2"
+jackson = "2.18.3"
 jakartaMail = "2.0.1"
 jerseyCommon = "3.1.10"
 jgit = "7.1.0.202411261347-r"