Revert "Bump org.junit.jupiter:junit-jupiter from 5.9.3 to 6.1.3"

Author: rnc

pom.xml

@@ -86,7 +86,7 @@
       <dependency>
         <groupId>org.junit.jupiter</groupId>
         <artifactId>junit-jupiter</artifactId>
-        <version>6.1.3</version>
+        <version>5.9.3</version>
       </dependency>
       <dependency>
         <groupId>org.commonjava.util</groupId>