Bump netty-all from 4.0.24.Final to 4.1.42.Final

Bumps [netty-all](https://github.com/netty/netty) from 4.0.24.Final to 4.1.42.Final.
- [Release notes](https://github.com/netty/netty/releases)
- [Commits](netty/netty@netty-4.0.24.Final...netty-4.1.42.Final)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -33,7 +33,7 @@
       <plexus.utils.version>3.0.24</plexus.utils.version>
       <commons.fileupload.version>1.3.2</commons.fileupload.version>
       <gson.version>2.7</gson.version>
-      <netty-all.version>4.0.24.Final</netty-all.version>
+      <netty-all.version>4.1.42.Final</netty-all.version>
 
       <c3p0.version>0.9.5.2</c3p0.version>
       <h2.version>1.4.192</h2.version>