Bump jetty-server from 11.0.1 to 11.0.3 in /docsys

Bumps [jetty-server](https://github.com/eclipse/jetty.project) from 11.0.1 to 11.0.3.
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](https://github.com/eclipse/jetty.project/compare/jetty-11.0.1...jetty-11.0.3)

---
updated-dependencies:
- dependency-name: org.eclipse.jetty:jetty-server
  dependency-type: direct:production
...

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

docsys/pom.xml

@@ -31,7 +31,7 @@
         <dependency>
             <groupId>org.eclipse.jetty</groupId>
             <artifactId>jetty-server</artifactId>
-            <version>11.0.1</version>
+            <version>11.0.3</version>
         </dependency>
         <dependency>
             <groupId>org.eclipse.jetty</groupId>