Merge pull request #21 from Leibnizhu/dependabot/maven/org.postgresql-postgresql-42.7.2

Bump org.postgresql:postgresql from 42.4.3 to 42.7.2

Author: Leibnizhu

pom.xml

@@ -36,7 +36,7 @@
         <mysql.version>8.0.28</mysql.version>
         <slf4j.version>1.7.24</slf4j.version>
         <logback.version>1.3.12</logback.version>
-        <postgresql.version>42.4.3</postgresql.version>
+        <postgresql.version>42.7.2</postgresql.version>
     </properties>
 
     <repositories>