Bump org.junit.jupiter:junit-jupiter-api from 5.11.4 to 5.13.1

Bumps [org.junit.jupiter:junit-jupiter-api](https://github.com/junit-team/junit5) from 5.11.4 to 5.13.1.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](junit-team/junit-framework@r5.11.4...r5.13.1)

---
updated-dependencies:
- dependency-name: org.junit.jupiter:junit-jupiter-api
  dependency-version: 5.13.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

build.gradle

@@ -138,7 +138,7 @@ implementation 'org.apache.commons:commons-fileupload2-jakarta-servlet6:2.+'
     implementation 'org.apache.logging.log4j:log4j-core:2.24.1'
     implementation 'org.apache.logging.log4j:log4j-jcl:2.24.3'
 
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.11.4'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.13.1'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.11.4'
     testImplementation 'org.springframework:spring-test:6.2.+'
     testImplementation 'org.springframework:spring-web:6.2.+'