chore(kinesisfirehose): ap-east-2 (#34657)

### Issue # (if applicable)
Related to #34224

### Reason for this change
https://aws.amazon.com/blogs/aws/now-open-aws-asia-pacific-taipei-region/

### Description of changes
firehose support ap-east-2

### Describe any new or updated permissions being added




### Description of how you validated changes
Integ test

### 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*

Author: phuhung273

packages/@aws-cdk-testing/framework-integ/test/aws-kinesisfirehose/test/integ.delivery-stream.js.snapshot/aws-cdk-firehose-delivery-stream.assets.json

@@ -222,6 +222,9 @@
    "ap-east-1": {
     "FirehoseCidrBlock": "18.162.221.32/27"
    },
+   "ap-east-2": {
+    "FirehoseCidrBlock": "43.212.53.160/27"
+   },
    "ap-northeast-1": {
     "FirehoseCidrBlock": "13.113.196.224/27"
    },