Merge pull request #7535 from TechEmpower/dependabot/maven/frameworks/Kotlin/ktor/ktor/org.postgresql-postgresql-42.4.1

Bump postgresql from 42.2.23 to 42.4.1 in /frameworks/Kotlin/ktor/ktor

frameworks/Kotlin/ktor/ktor/pom.xml

@@ -20,7 +20,7 @@
         <hikaricp.version>5.0.0</hikaricp.version>
         <logback.version>1.2.4</logback.version>
         <mysql.version>8.0.28</mysql.version>
-        <postgresql.version>42.2.23</postgresql.version>
+        <postgresql.version>42.4.1</postgresql.version>
     </properties>
 
     <dependencies>