Upgrade to JUnit 6.0.1 (#1644)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: kevinherron <340273+kevinherron@users.noreply.github.com>

Author: Copilot

pom.xml

@@ -92,7 +92,7 @@
     <flatten-maven-plugin.version>1.7.2</flatten-maven-plugin.version>
 
     <!-- Test Dependency Versions -->
-    <junit.version>5.13.4</junit.version>
+    <junit.version>6.0.1</junit.version>
     <mockito.version>5.19.0</mockito.version>
   </properties>