Merge pull request #7533 from TechEmpower/dependabot/maven/frameworks/Java/hserver/org.postgresql-postgresql-42.4.1

Bump postgresql from 42.3.3 to 42.4.1 in /frameworks/Java/hserver

frameworks/Java/hserver/pom.xml

@@ -10,7 +10,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <version.hikaricp>3.3.1</version.hikaricp>
-        <version.postgres>42.3.3</version.postgres>
+        <version.postgres>42.4.1</version.postgres>
         <version.hserver>2.9.90</version.hserver>
     </properties>