Merge pull request #18 from qwc-services/dependabot/maven/org.postgre…

…sql-postgresql-42.7.2

Bump org.postgresql:postgresql from 42.4.3 to 42.7.2

pom.xml

@@ -53,7 +53,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.4.3</version>
+            <version>42.7.2</version>
         </dependency>
         <dependency>
             <groupId>com.microsoft.sqlserver</groupId>