Merge pull request #7737 from TechEmpower/dependabot/maven/frameworks/Java/smart-socket/org.postgresql-postgresql-42.4.3

Bump postgresql from 42.4.1 to 42.4.3 in /frameworks/Java/smart-socket

frameworks/Java/smart-socket/pom.xml

@@ -56,7 +56,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.4.1</version>
+            <version>42.4.3</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.apache.velocity/velocity -->
         <dependency>