updates samples to springdoc-openapi 2.4.0

Author: bnasslahsen

pom.xml

@@ -143,7 +143,7 @@
 		<maven.compiler.target>${java.version}</maven.compiler.target>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-		<springdoc.version>2.3.1-SNAPSHOT</springdoc.version>
+		<springdoc.version>2.4.0</springdoc.version>
 		<maven-source-plugin.version>3.0.1</maven-source-plugin.version>
 		<maven-javadoc-plugin.version>3.0.1</maven-javadoc-plugin.version>
 		<maven-gpg-plugin.version>1.6</maven-gpg-plugin.version>