fix: pom.xml to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-COMMONSCOLLECTIONS-472711

Author: snyk-bot

pom.xml

@@ -32,7 +32,7 @@
 	<dependency>
 		<groupId>org.hibernate</groupId>
 		<artifactId>hibernate-core</artifactId>
-		<version>4.0.1.Final</version>
+		<version>4.1.1.Final</version>
 	</dependency>
 	<dependency>
     <groupId>javax.servlet</groupId>