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

@@ -31,7 +31,7 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <!-- version properties -->
     <cdap.version>6.2.0</cdap.version>
-    <junit.version>4.12</junit.version>
+    <junit.version>4.13.1</junit.version>
     <commons.io.version>2.6</commons.io.version>
     <commons.lang.version>2.6</commons.lang.version>
     <hadoop.version>2.3.0</hadoop.version>