Bump junit from 4.12 to 4.13.1

Bumps [junit](https://github.com/junit-team/junit4) from 4.12 to 4.13.1.
- [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...r4.13.1)

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

Author: dependabot[bot]

pom.xml

@@ -56,7 +56,7 @@
         <maven.version>3.3.9</maven.version>
         <maven-plugin-annotations.version>3.5.1</maven-plugin-annotations.version>
 
-        <junit.version>4.12</junit.version>
+        <junit.version>4.13.1</junit.version>
         <groovy.version>2.4.7</groovy.version>
         <mockito-core.version>2.8.47</mockito-core.version>
         <hamcrest-all.version>1.3</hamcrest-all.version>