chore(region-info): register ap-east-2 region (#34284)

### Issue # (if applicable)

Closes #34224.

### Reason for this change

Add new region ap-east-2 (Taipei)

### Description of changes

Made changes according to the checklist for new region
Partition for this new region is 'aws'

### Describe any new or updated permissions being added

NA

### Description of how you validated changes

```
yarn build
yarn 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: shikha372

packages/@aws-cdk-testing/framework-integ/test/aws-apigateway/test/integ.restapi.access-log-firehose.js.snapshot/manifest.json

@@ -306,6 +306,9 @@
    "ap-east-1": {
     "value": "nodejs20.x"
    },
+   "ap-east-2": {
+    "value": "nodejs20.x"
+   },
    "ap-northeast-1": {
     "value": "nodejs20.x"
    },

packages/@aws-cdk-testing/framework-integ/test/aws-apigateway/test/integ.restapi.access-log-firehose.js.snapshot/test-apigateway-access-logs-firehose.assets.json

@@ -2073,6 +2073,9 @@
    "ap-east-1": {
     "value": "nodejs20.x"
    },
+   "ap-east-2": {
+    "value": "nodejs20.x"
+   },
    "ap-northeast-1": {
     "value": "nodejs20.x"
    },

packages/@aws-cdk-testing/framework-integ/test/aws-apigateway/test/integ.restapi.access-log-firehose.js.snapshot/test-apigateway-access-logs-firehose.template.json

@@ -319,6 +319,9 @@
    "ap-east-1": {
     "value": "nodejs20.x"
    },
+   "ap-east-2": {
+    "value": "nodejs20.x"
+   },
    "ap-northeast-1": {
     "value": "nodejs20.x"
    },
@@ -428,7 +431,7 @@
     "value": "nodejs18.x"
    },
    "us-isob-west-1": {
-    "value":"nodejs18.x"
+    "value": "nodejs18.x"
    },
    "us-west-1": {
     "value": "nodejs20.x"