remove outdated comment

Author: ThoSap

src/main/java/it/aboutbits/postgresql/PostgreSQLInstanceReadinessCheck.java

@@ -10,11 +10,6 @@
 import org.eclipse.microprofile.health.Readiness;
 import org.jspecify.annotations.NullMarked;
 
-/**
- * MicroProfile readiness health check that verifies connectivity to all
- * configured PostgreSQL instances. Each instance is probed with a lightweight
- * operation, and the aggregated status is exposed.
- */
 @NullMarked
 @Readiness
 @RequiredArgsConstructor