feat(dynamodb): adding on-demand-throughput to table (#30725)

### Issue # (if applicable)

Closes #30091

### Reason for this change

New DynamoDB feature that was just released

### Description of changes

Added `maxReadRequestUnits` and `maxWriteRequestUnits` for PAY_PER_REQUEST tables

### Description of how you validated changes

Tests on `integ.dynamodb.ondemand.ts`

### Checklist
- [X] My code adheres to the [CONTRIBUTING GUIDE](https://github.com/aws/aws-cdk/blob/main/CONTRIBUTING.md) and [DESIGN GUIDELINES](https://github.com/aws/aws-cdk/blob/main/docs/DESIGN_GUIDELINES.md)

----

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

packages/@aws-cdk-testing/framework-integ/test/aws-dynamodb/test/integ.dynamodb-v2.max-request-units.js.snapshot/aws-cdk-global-table-v2.template.json

@@ -0,0 +1,117 @@
+{
+ "Resources": {
+  "GlobalTableV212B4E024": {
+   "Type": "AWS::DynamoDB::GlobalTable",
+   "Properties": {
+    "AttributeDefinitions": [
+     {
+      "AttributeName": "pk",
+      "AttributeType": "S"
+     },
+     {
+      "AttributeName": "sk",
+      "AttributeType": "N"
+     }
+    ],
+    "BillingMode": "PAY_PER_REQUEST",
+    "GlobalSecondaryIndexes": [
+     {
+      "IndexName": "gsi2",
+      "KeySchema": [
+       {
+        "AttributeName": "pk",
+        "KeyType": "HASH"
+       }
+      ],
+      "Projection": {
+       "ProjectionType": "ALL"
+      },
+      "WriteOnDemandThroughputSettings": {
+       "MaxWriteRequestUnits": 2001
+      }
+     }
+    ],
+    "KeySchema": [
+     {
+      "AttributeName": "pk",
+      "KeyType": "HASH"
+     },
+     {
+      "AttributeName": "sk",
+      "KeyType": "RANGE"
+     }
+    ],
+    "Replicas": [
+     {
+      "GlobalSecondaryIndexes": [
+       {
+        "IndexName": "gsi2",
+        "ReadOnDemandThroughputSettings": {
+         "MaxReadRequestUnits": 2001
+        }
+       }
+      ],
+      "ReadOnDemandThroughputSettings": {
+       "MaxReadRequestUnits": 222
+      },
+      "Region": "us-east-1"
+     },
+     {
+      "GlobalSecondaryIndexes": [
+       {
+        "IndexName": "gsi2",
+        "ReadOnDemandThroughputSettings": {
+         "MaxReadRequestUnits": 2001
+        }
+       }
+      ],
+      "Region": "eu-west-1"
+     }
+    ],
+    "StreamSpecification": {
+     "StreamViewType": "NEW_AND_OLD_IMAGES"
+    },
+    "TableName": "my-global-table-v2",
+    "WriteOnDemandThroughputSettings": {
+     "MaxWriteRequestUnits": 10
+    }
+   },
+   "UpdateReplacePolicy": "Delete",
+   "DeletionPolicy": "Delete"
+  }
+ },
+ "Parameters": {
+  "BootstrapVersion": {
+   "Type": "AWS::SSM::Parameter::Value<String>",
+   "Default": "/cdk-bootstrap/hnb659fds/version",
+   "Description": "Version of the CDK Bootstrap resources in this environment, automatically retrieved from SSM Parameter Store. [cdk:skip]"
+  }
+ },
+ "Rules": {
+  "CheckBootstrapVersion": {
+   "Assertions": [
+    {
+     "Assert": {
+      "Fn::Not": [
+       {
+        "Fn::Contains": [
+         [
+          "1",
+          "2",
+          "3",
+          "4",
+          "5"
+         ],
+         {
+          "Ref": "BootstrapVersion"
+         }
+        ]
+       }
+      ]
+     },
+     "AssertDescription": "CDK bootstrap stack version 6 required. Please run 'cdk bootstrap' with a recent version of the CDK CLI."
+    }
+   ]
+  }
+ }
+}