Upgrade MongoDB driver 5.2.0 -> 5.2.1

See:
- https://jira.mongodb.org/issues/?jql=project%20%3D%20JAVA%20AND%20fixVersion%20%3E%205.2.0%20AND%20fixVersion%20%3C%3D%205.2.1

pom.xml

@@ -484,7 +484,7 @@
             <dependency>
                 <groupId>org.mongodb</groupId>
                 <artifactId>mongodb-driver-core</artifactId>
-                <version>5.2.0</version>
+                <version>5.2.1</version>
             </dependency>
             <!-- XXX: Drop this `rewrite-java-17` version declaration once
             `rewrite-recipe-bom` pulls in version 8.39.1 or greater. -->