Merge pull request #7441 from TechEmpower/dependabot/maven/frameworks/Java/javalin/org.mongodb-mongodb-driver-sync-4.2.1

Bump mongodb-driver-sync from 4.2.0 to 4.2.1 in /frameworks/Java/javalin

frameworks/Java/javalin/pom.xml

@@ -16,7 +16,7 @@
         <jackson.version>2.12.6.1</jackson.version>
         <hikaricp.version>4.0.2</hikaricp.version>
         <postgresql.version>42.3.3</postgresql.version>
-        <mongodb.version>4.2.0</mongodb.version>
+        <mongodb.version>4.2.1</mongodb.version>
         <pebble.version>3.1.5</pebble.version>
     </properties>