Upgrade to JUnit Jupiter 5.5.1

See gh-23076

Author: sbrannen

build.gradle

@@ -36,7 +36,7 @@ ext {
 	hsqldbVersion        = "2.5.0"
 	jackson2Version      = "2.9.9"
 	jettyVersion         = "9.4.19.v20190610"
-	junit5Version        = "5.5.0"
+	junit5Version        = "5.5.1"
 	kotlinVersion        = "1.3.41"
 	log4jVersion         = "2.12.0"
 	nettyVersion         = "4.1.37.Final"