Bump xmemcached from 2.4.6 to 2.4.7 (#6710)

* Bump xmemcached from 2.4.6 to 2.4.7

Bumps [xmemcached](https://github.com/killme2008/xmemcached) from 2.4.6 to 2.4.7.
- [Release notes](https://github.com/killme2008/xmemcached/releases)
- [Commits](https://github.com/killme2008/xmemcached/compare/xmemcached-2.4.6...xmemcached-2.4.7)

---
updated-dependencies:
- dependency-name: com.googlecode.xmemcached:xmemcached
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

* update mod file as well

Signed-off-by: Olivier Lamy <oliver.lamy@gmail.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Olivier Lamy <oliver.lamy@gmail.com>

jetty-memcached/jetty-memcached-sessions/pom.xml

@@ -19,7 +19,7 @@
     <dependency>
       <groupId>com.googlecode.xmemcached</groupId>
       <artifactId>xmemcached</artifactId>
-      <version>2.4.6</version>
+      <version>2.4.7</version>
     </dependency>
     <dependency>
       <groupId>org.slf4j</groupId>

jetty-memcached/jetty-memcached-sessions/src/main/config/modules/sessions/session-data-cache/xmemcached.mod

@@ -11,7 +11,7 @@ session-store
 logging/slf4j
 
 [files]
-maven://com.googlecode.xmemcached/xmemcached/2.4.5|lib/xmemcached/xmemcached-2.4.5.jar
+maven://com.googlecode.xmemcached/xmemcached/2.4.7|lib/xmemcached/xmemcached-2.4.7.jar
 
 [lib]
 lib/jetty-memcached-sessions-${jetty.version}.jar