Update Netty to 4.1.75

Signed-off-by: jansupol <jan.supol@oracle.com>
diff --git a/pom.xml b/pom.xml
index 8f3bb20..b03e3b2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2147,7 +2147,7 @@
         <kryo.version>4.0.1</kryo.version>
         <mockito.version>3.9.0</mockito.version> <!-- CQ 17673 -->
         <mustache.version>0.8.17</mustache.version>
-        <netty.version>4.1.43.Final</netty.version>
+        <netty.version>4.1.75.Final</netty.version>
         <nexus-staging.mvn.plugin.version>1.6.7</nexus-staging.mvn.plugin.version>
         <opentracing.version>0.30.0</opentracing.version>
         <osgi.version>6.0.0</osgi.version>