Update generated code (#1303)

update generated code

Author: async-aws-bot

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## NOT RELEASED
 
+### Added
+
+- AWS enhancement: Documentation updates.
+
 ## 1.3.0
 
 ### Added

src/DynamoDbClient.php

@@ -595,7 +595,7 @@ public function tableNotExists($input): TableNotExistsWaiter
     }
 
     /**
-     * `TransactWriteItems` is a synchronous write operation that groups up to 25 action requests. These actions can target
+     * `TransactWriteItems` is a synchronous write operation that groups up to 100 action requests. These actions can target
      * items in different tables, but not in different Amazon Web Services accounts or Regions, and no two actions can
      * target the same item. For example, you cannot both `ConditionCheck` and `Update` the same item. The aggregate size of
      * the items in the transaction cannot exceed 4 MB.

src/Input/TransactWriteItemsInput.php

@@ -17,9 +17,9 @@
 final class TransactWriteItemsInput extends Input
 {
     /**
-     * An ordered array of up to 25 `TransactWriteItem` objects, each of which contains a `ConditionCheck`, `Put`, `Update`,
-     * or `Delete` object. These can operate on items in different tables, but the tables must reside in the same Amazon Web
-     * Services account and Region, and no two of them can operate on the same item.
+     * An ordered array of up to 100 `TransactWriteItem` objects, each of which contains a `ConditionCheck`, `Put`,
+     * `Update`, or `Delete` object. These can operate on items in different tables, but the tables must reside in the same
+     * Amazon Web Services account and Region, and no two of them can operate on the same item.
      *
      * @required
      *