Modify javadoc to document limitation (#6533)

Author: RanVaknin

services/s3/src/main/java/software/amazon/awssdk/services/s3/S3Utilities.java

@@ -262,10 +262,11 @@ public URL getUrl(GetUrlRequest getUrlRequest) {
     /**
      * Returns a parsed {@link S3Uri} with which a user can easily retrieve the bucket, key, region, style, and query
      * parameters of the URI. Only path-style and virtual-hosted-style URI parsing is supported, including CLI-style
-     * URIs, e.g., "s3://bucket/key". AccessPoints and Outposts URI parsing is not supported. If you work with object keys
-     * and/or query parameters with special characters, they must be URL-encoded, e.g., replace " " with "%20". If you work with
-     * virtual-hosted-style URIs with bucket names that contain a dot, i.e., ".", the dot must not be URL-encoded. Encoded
-     * buckets, keys, and query parameters will be returned decoded.
+     * URIs, e.g., "s3://bucket/key". AccessPoints and Outposts URI parsing, or parsing of endpoint modifiers such as FIPS or
+     * dualstack is not supported. If you work with object keys and/or query parameters with special characters, they must be
+     * URL-encoded, e.g., replace " " with "%20".
+     * If you work with virtual-hosted-style URIs with bucket names that contain a dot, i.e., ".", the dot must not be
+     * URL-encoded. Encoded buckets, keys, and query parameters will be returned decoded.
      *
      * <p>
      * For more information on path-style and virtual-hosted-style URIs, see <a href=