fix(deps): update jackson monorepo

Author: renovate[bot]

gradle/libs.versions.toml

@@ -16,7 +16,7 @@ castor = "1.4.1"
 flexmark = "0.64.8"
 geopackage = "6.6.5"
 deegree = "3.6.2"
-jackson = "2.18.3"
+jackson = "2.20"
 poi = "5.4.1"
 protobuf = "4.33.0"
 eclipse-collections = "13.0.0"