Merge pull request #85 from wireapp/dependabot/maven/org.postgresql-p…

…ostgresql-42.5.3

Bump postgresql from 42.5.1 to 42.5.3

pom.xml

@@ -106,7 +106,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.5.1</version>
+            <version>42.5.3</version>
         </dependency>
         <dependency>
             <groupId>org.flywaydb</groupId>