fix(deps): update dependency org.postgresql:postgresql to v42.7.7 [security]

Author: renovate[bot]

pom.xml

@@ -103,7 +103,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.7.5</version>
+            <version>42.7.7</version>
         </dependency>