Update dependency org.postgresql:postgresql to v42.7.7 [SECURITY]

Author: renovate-bot

pom.xml

@@ -119,7 +119,7 @@
     <derby.version>10.14.2.0</derby.version>
     <pgsql.groupId>org.postgresql</pgsql.groupId>
     <pgsql.artifactId>postgresql</pgsql.artifactId>
-    <pgsql.version>42.7.6</pgsql.version>
+    <pgsql.version>42.7.7</pgsql.version>
     <oracle.groupId>com.oracle.database.jdbc</oracle.groupId>
     <oracle.artifactId>ojdbc11</oracle.artifactId>
     <oracle.version>21.18.0.0</oracle.version>