Bump io.netty:netty-common in /pgp-keys-map-test1

Bumps [io.netty:netty-common](https://github.com/netty/netty) from 4.1.105.Final to 4.1.106.Final.
- [Commits](netty/netty@netty-4.1.105.Final...netty-4.1.106.Final)

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

Signed-off-by: dependabot[bot] <[email protected]>

pgp-keys-map-test1/pom.xml

@@ -327,7 +327,7 @@
         <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-common</artifactId>
-            <version>[4.1.105.Final]</version>
+            <version>[4.1.106.Final]</version>
         </dependency>
         <dependency>
             <groupId>io.projectreactor</groupId>