Bump org.webjars:chartjs from 4.1.2 to 4.4.3

Bumps [org.webjars:chartjs](https://github.com/webjars/chartjs) from 4.1.2 to 4.4.3.
- [Commits](webjars/chartjs@chartjs-4.1.2...chartjs-4.4.3)

---
updated-dependencies:
- dependency-name: org.webjars:chartjs
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -455,7 +455,7 @@ under the License.
     <codemirror.version>5.62.2</codemirror.version>
     <googlediffmatchpath.version>895a9512bb</googlediffmatchpath.version>
     <jsplumb.version>2.0.7</jsplumb.version>
-    <chartjs.version>4.1.2</chartjs.version>
+    <chartjs.version>4.4.3</chartjs.version>
 
     <wicket.version>10.1.0</wicket.version>
     <wicketstuff.version>10.1.1</wicketstuff.version>