Merge pull request #4170 from aws/fix-s3multipartclient-javadocs

Fix MultipartS3AsyncClient javadocs

Author: davidh44

services/s3/src/main/java/software/amazon/awssdk/services/s3/internal/multipart/MultipartS3AsyncClient.java

@@ -38,9 +38,8 @@
 import software.amazon.awssdk.utils.Validate;
 
 /**
- * An {@link S3AsyncClient} that automatically converts PUT, COPY requests to their respective multipart call. CRC32 will be
- * enabled for the PUT and COPY requests, unless the the checksum is specified or checksum validation is disabled.
- * Note: GET is not yet supported.
+ * An {@link S3AsyncClient} that automatically converts PUT, COPY, and GET requests to their respective multipart call. CRC32
+ * will be enabled for the requests, unless the checksum is specified or checksum validation is disabled.
  *
  * @see MultipartConfiguration
  */