Update jackson monorepo (#140)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -3,7 +3,7 @@ assertj = "3.27.3"
 guava = "33.4.8-jre"
 guice = "5.1.0"
 httpcomponents = "4.5.14"
-jackson = "2.13.5"
+jackson = "2.20"
 jakarta-activation = "1.2.2"
 jakarta-inject = "1.0.5"
 jakarta-mail = "1.6.7"