Update dependency org.openapitools:openapi-generator-maven-plugin to v7.20.0

Author: xdev-renovate

bzst-dip-java-client/pom.xml

@@ -384,7 +384,7 @@
 					<plugin>
 						<groupId>org.openapitools</groupId>
 						<artifactId>openapi-generator-maven-plugin</artifactId>
-						<version>7.19.0</version>
+						<version>7.20.0</version>
 						<executions>
 							<execution>
 								<goals>