Bump jetty-webapp from 9.4.41.v20210516 to 9.4.43.v20210629

Bumps [jetty-webapp](https://github.com/eclipse/jetty.project) from 9.4.41.v20210516 to 9.4.43.v20210629.
- [Release notes](https://github.com/eclipse/jetty.project/releases)
- [Commits](jetty/jetty.project@jetty-9.4.41.v20210516...jetty-9.4.43.v20210629)

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

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

Author: dependabot[bot]

pom.xml

@@ -20,7 +20,7 @@
 	<properties>
 		<wicket.version>9.4.0</wicket.version>
 		<wicketstuff.version>9.4.0</wicketstuff.version>
-		<jetty.version>9.4.41.v20210516</jetty.version>
+		<jetty.version>9.4.43.v20210629</jetty.version>
 		<slf4j.version>1.7.25</slf4j.version>
 		<log4j.version>1.2.17</log4j.version>
 		<yuicompressor.version>1.5.1</yuicompressor.version>