Bump org.junit:junit-bom from 5.11.2 to 5.11.3

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit5) from 5.11.2 to 5.11.3.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](junit-team/junit5@r5.11.2...r5.11.3)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -36,7 +36,7 @@
     <com.io7m.xstructural.version>1.9.0</com.io7m.xstructural.version>
 
     <!-- Third-party dependencies. -->
-    <org.junit.version>5.11.2</org.junit.version>
+    <org.junit.version>5.11.3</org.junit.version>
     <org.immutables.value.version>2.10.1</org.immutables.value.version>
   </properties>