Bump junit:junit from 4.12 to 4.13.2

Bumps [junit:junit](https://github.com/junit-team/junit4) from 4.12 to 4.13.2.
- [Release notes](https://github.com/junit-team/junit4/releases)
- [Changelog](https://github.com/junit-team/junit4/blob/main/doc/ReleaseNotes4.12.md)
- [Commits](junit-team/junit4@r4.12...r4.13.2)

---
updated-dependencies:
- dependency-name: junit:junit
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

build.gradle

@@ -18,7 +18,7 @@ dependencies {
     compileOnly 'org.projectlombok:lombok:1.18.30'
     annotationProcessor 'org.projectlombok:lombok:1.18.30'
 
-    testImplementation 'junit:junit:4.12'
+    testImplementation 'junit:junit:4.13.2'
     testImplementation group: 'net.runelite', name: 'client', version: runeLiteVersion
     testImplementation group: 'net.runelite', name: 'jshell', version: runeLiteVersion
 }