update to gradle 6.6.1, netty 4.1.53, jackson 2.11.3

gradle.properties

@@ -1,14 +1,14 @@
 group = org.xbib
 name = elx
-version = 2.2.1.21
+version = 2.2.1.22
 
-gradle.wrapper.version = 6.4.1
+gradle.wrapper.version = 6.6.1
 xbib-metrics.version = 2.1.0
 xbib-guice.version = 4.4.2
 xbib-guava.version = 28.1
-xbib-netty-http.version = 4.1.51.3
+xbib-netty-http.version = 4.1.53.1
 elasticsearch.version = 2.2.1
-jackson.version = 2.11.1
+jackson.version = 2.11.3
 jna.version = 5.5.0
 log4j.version = 2.13.3
 mustache.version = 0.9.5