Upgrade to JUnit 5.3.2

Issue: SPR-17537

Author: sbrannen

build.gradle

@@ -34,7 +34,7 @@ ext {
 	hsqldbVersion        = "2.4.1"
 	jackson2Version      = "2.9.7"
 	jettyVersion         = "9.4.14.v20181114"
-	junit5Version        = "5.3.1"
+	junit5Version        = "5.3.2"
 	kotlinVersion        = "1.2.71"
 	log4jVersion         = "2.11.1"
 	nettyVersion         = "4.1.31.Final"