Bump jetty.version in /commons-jsymbol

Bumps `jetty.version` from 9.3.27.v20190418 to 9.4.22.v20191022.

Updates `jetty-server` from 9.3.27.v20190418 to 9.4.22.v20191022
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](jetty/jetty.project@jetty-9.3.27.v20190418...jetty-9.4.22.v20191022)

Updates `jetty-webapp` from 9.3.27.v20190418 to 9.4.22.v20191022
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](jetty/jetty.project@jetty-9.3.27.v20190418...jetty-9.4.22.v20191022)

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

Author: dependabot[bot]

commons-jsymbol/pom.xml

@@ -173,7 +173,7 @@
 		</repository>
 	</repositories>
 	<properties>
-		<jetty.version>9.3.27.v20190418</jetty.version>
+		<jetty.version>9.4.22.v20191022</jetty.version>
 		<wicket.version>7.14.0</wicket.version>
 		<antlr.version>4.7.2</antlr.version>
 	</properties>