Determine health checks are disabled by default (#3713)

Author: dave-fn

http-clients/aws-crt-client/src/main/java/software/amazon/awssdk/http/crt/AwsCrtAsyncHttpClient.java

@@ -352,6 +352,9 @@ public interface Builder extends SdkAsyncHttpClient.Builder<AwsCrtAsyncHttpClien
          * of time ({@link ConnectionHealthConfiguration#minimumThroughputTimeout()}),
          * then the connection is considered unhealthy and will be shut down.
          *
+         * <p>
+         * By default, monitoring options are disabled. You can enable {@code healthChecks} by providing this configuration
+         * and specifying the options for monitoring for the connection manager.
          * @param healthChecksConfiguration The health checks config to use
          * @return The builder of the method chaining.
          */