Merge pull request #234 from vladimir-bukhtoyarov/dependabot/maven/bu…

…cket4j-examples/org.postgresql-postgresql-42.3.3

Bump postgresql from 42.2.25 to 42.3.3 in /bucket4j-examples

bucket4j-examples/pom.xml

@@ -86,7 +86,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.2.25</version>
+            <version>42.3.3</version>
         </dependency>
 
         <!-- For Hazelcast examples -->