Update generated code (async-aws#1357)

update generated code

manifest.json

@@ -1,6 +1,6 @@
 {
     "variables": {
-        "${LATEST}": "3.255.7"
+        "${LATEST}": "3.255.9"
     },
     "endpoints": "https://raw.githubusercontent.com/aws/aws-sdk-php/${LATEST}/src/data/endpoints.json",
     "services": {

src/Service/CloudWatchLogs/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## NOT RELEASED
 
+### Added
+
+- AWS enhancement: Documentation updates.
+
 ## 1.5.0
 
 ### Added

src/Service/CloudWatchLogs/src/Exception/DataAlreadyAcceptedException.php

@@ -7,6 +7,9 @@
 
 /**
  * The event was already logged.
+ *
+ * ! `PutLogEvents` actions are now always accepted and never return `DataAlreadyAcceptedException` regardless of
+ * ! whether a given batch of log events has already been accepted.
  */
 final class DataAlreadyAcceptedException extends ClientException
 {

src/Service/CloudWatchLogs/src/Exception/InvalidSequenceTokenException.php

@@ -8,6 +8,9 @@
 /**
  * The sequence token is not valid. You can get the correct sequence token in the `expectedSequenceToken` field in the
  * `InvalidSequenceTokenException` message.
+ *
+ * ! `PutLogEvents` actions are now always accepted and never return `InvalidSequenceTokenException` regardless of
+ * ! receiving an invalid sequence token.
  */
 final class InvalidSequenceTokenException extends ClientException
 {

src/Service/CloudWatchLogs/src/Input/PutLogEventsRequest.php

@@ -38,12 +38,7 @@ final class PutLogEventsRequest extends Input
     private $logEvents;
 
     /**
-     * The sequence token obtained from the response of the previous `PutLogEvents` call. An upload in a newly created log
-     * stream does not require a sequence token. You can also get the sequence token using DescribeLogStreams. If you call
-     * `PutLogEvents` twice within a narrow time period using the same value for `sequenceToken`, both calls might be
-     * successful or one might be rejected.
-     *
-     * @see https://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_DescribeLogStreams.html
+     * The sequence token obtained from the response of the previous `PutLogEvents` call.
      *
      * @var string|null
      */

src/Service/CloudWatchLogs/src/ValueObject/LogStream.php

@@ -30,7 +30,9 @@ final class LogStream
     private $lastEventTimestamp;
 
     /**
-     * The ingestion time, expressed as the number of milliseconds after `Jan 1, 1970 00:00:00 UTC`.
+     * The ingestion time, expressed as the number of milliseconds after `Jan 1, 1970 00:00:00 UTC` The `lastIngestionTime`
+     * value updates on an eventual consistency basis. It typically updates in less than an hour after ingestion, but in
+     * rare situations might take longer.
      */
     private $lastIngestionTime;