Update postgres dependency; (DOECODE-1083)

Author: Tim Sowers

pom.xml

@@ -57,7 +57,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.3.1</version>
+            <version>42.4.0</version>
         </dependency>
 
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