chore(docs): Updated API Reference (v2) (#9437)

Automated changes by [create-pull-request](https://github.com/peter-evans/create-pull-request) GitHub action

Co-authored-by: Shahed Nasser <27354907+shahednasser@users.noreply.github.com>

www/apps/api-reference/specs/admin/components/schemas/AdminTaxRegion.yaml

@@ -1,17 +1,11 @@
 type: object
-description: The parent's tax region.
+description: The tax region's details.
 x-schemaName: AdminTaxRegion
 required:
   - id
-  - rate
-  - code
   - country_code
   - province_code
-  - name
   - metadata
-  - tax_region_id
-  - is_combinable
-  - is_default
   - parent_id
   - created_at
   - updated_at
@@ -25,67 +19,44 @@ properties:
     type: string
     title: id
     description: The tax region's ID.
-  rate:
-    type: number
-    title: rate
-    description: The tax region's rate.
-  code:
-    type: string
-    title: code
-    description: The tax region's code.
   country_code:
     type: string
     title: country_code
     description: The tax region's country code.
+    example: us
   province_code:
     type: string
     title: province_code
     description: The tax region's province code.
-  name:
-    type: string
-    title: name
-    description: The tax region's name.
   metadata:
     type: object
-    description: The tax region's metadata.
-  tax_region_id:
-    type: string
-    title: tax_region_id
-    description: The tax region's tax region id.
-  is_combinable:
-    type: boolean
-    title: is_combinable
-    description: The tax region's is combinable.
-  is_default:
-    type: boolean
-    title: is_default
-    description: The tax region's is default.
+    description: The tax region's metadata, can hold custom key-value pairs.
   parent_id:
     type: string
     title: parent_id
-    description: The tax region's parent id.
+    description: The ID of the parent tax region.
   created_at:
     type: string
     format: date-time
     title: created_at
-    description: The tax region's created at.
+    description: The date the tax region was created.
   updated_at:
     type: string
     format: date-time
     title: updated_at
-    description: The tax region's updated at.
+    description: The date the tax region was updated.
   deleted_at:
     type: string
     format: date-time
     title: deleted_at
-    description: The tax region's deleted at.
+    description: The date the tax region was deleted.
   created_by:
     type: string
     title: created_by
-    description: The tax region's created by.
+    description: The ID of the user that created the tax region.
   tax_rates:
     type: array
-    description: The tax region's tax rates.
+    description: The tax region's rates.
     items:
       type: object
   parent: