Bump wicket.version from 10.2.0 to 10.3.0 (#159)

Bumps `wicket.version` from 10.2.0 to 10.3.0.

Updates `org.apache.wicket:wicket-core` from 10.2.0 to 10.3.0

Updates `org.apache.wicket:wicket-tester` from 10.2.0 to 10.3.0

---
updated-dependencies:
- dependency-name: org.apache.wicket:wicket-core
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.apache.wicket:wicket-tester
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -44,7 +44,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>${project.build.sourceEncoding}</project.reporting.outputEncoding>
         <mvn.build.java.version>17</mvn.build.java.version>
-        <wicket.version>10.2.0</wicket.version>
+        <wicket.version>10.3.0</wicket.version>
         <jakarta.servlet-api.version>5.0.0</jakarta.servlet-api.version>
         <slf4j.version>2.0.16</slf4j.version>
         <junit.version>5.11.4</junit.version>