Bump netty-all from 4.1.75.Final to 4.1.76.Final (#478)

Bumps [netty-all](https://github.com/netty/netty) from 4.1.75.Final to 4.1.76.Final.
- [Release notes](https://github.com/netty/netty/releases)
- [Commits](netty/netty@netty-4.1.75.Final...netty-4.1.76.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-all
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -100,7 +100,7 @@
     <httpclient-cache.version>4.5.13</httpclient-cache.version>
     <httpmine.version>4.5.13</httpmine.version>
     <httpcore.version>4.4.15</httpcore.version>
-    <netty.version>4.1.75.Final</netty.version>
+    <netty.version>4.1.76.Final</netty.version>
     <pulsar.version>2.10.0</pulsar.version>
     <!-- Other Dependencies -->
     <guava.version>31.1-jre</guava.version>