Remove explicit versions in Spring components

Author: manuelprinz

pom.xml

@@ -49,7 +49,6 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-web</artifactId>
-            <version>6.0.6</version>
         </dependency>
         <dependency>
             <groupId>org.postgresql</groupId>
@@ -74,7 +73,6 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-webmvc</artifactId>
-            <version>6.0.6</version>
         </dependency>
         <dependency>
             <groupId>net.jcip</groupId>