swagger-ui update to version 5.21.0

Author: bnasslahsen

pom.xml

@@ -63,7 +63,7 @@
 		<nexus-staging-maven-plugin>1.6.8</nexus-staging-maven-plugin>
 		<flatten-maven-plugin.version>1.5.0</flatten-maven-plugin.version>
 		<swagger-api.version>2.2.30</swagger-api.version>
-		<swagger-ui.version>5.20.7</swagger-ui.version>
+		<swagger-ui.version>5.21.0</swagger-ui.version>
 		<gmavenplus-plugin.version>1.13.1</gmavenplus-plugin.version>
 		<jjwt.version>0.9.1</jjwt.version>
 		<therapi-runtime-javadoc.version>0.15.0</therapi-runtime-javadoc.version>