Update Jackson 2 libs from 2.17.1 to 2.17.2

see:
- geoserver/geoserver#7767
- geotools/geotools#4836

geowebcache/pom.xml

@@ -82,7 +82,7 @@
     <spotless.apply.skip>false</spotless.apply.skip>
     <pom.fmt.action>sort</pom.fmt.action>
     <pom.fmt.skip>${spotless.apply.skip}</pom.fmt.skip>
-    <jackson.version>2.17.1</jackson.version>
+    <jackson.version>2.17.2</jackson.version>
     <jackson.databind.version>${jackson.version}</jackson.databind.version>
     <jetty.version>9.4.33.v20201020</jetty.version>
     <errorProneFlags></errorProneFlags>