Bump org.webjars:chartjs from 4.5.1 to 4.6.1

Bumps [org.webjars:chartjs](https://github.com/chartjs/Chart.js) from 4.5.1 to 4.6.1.
- [Release notes](https://github.com/chartjs/Chart.js/releases)
- [Commits](chartjs/Chart.js@v4.5.1...v4.6.1)

---
updated-dependencies:
- dependency-name: org.webjars:chartjs
  dependency-version: 4.6.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -483,7 +483,7 @@ under the License.
     <codemirror.version>5.62.2</codemirror.version>
     <googlediffmatchpath.version>20121119-1</googlediffmatchpath.version>
     <jsplumb.version>2.0.7</jsplumb.version>
-    <chartjs.version>4.5.1</chartjs.version>
+    <chartjs.version>4.6.1</chartjs.version>
 
     <wicket.version>10.12.0</wicket.version>
     <wicketstuff.version>10.12.0</wicketstuff.version>