chore(docs): Updated API Reference (automated) (#12461)

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

Co-authored-by: Oli Juhl <59018053+olivermrbl@users.noreply.github.com>
Co-authored-by: Shahed Nasser <27354907+shahednasser@users.noreply.github.com>

www/apps/api-reference/specs/admin/openapi.yaml

@@ -568,6 +568,18 @@ tags:
       url: https://docs.medusajs.com/resources/commerce-modules/store
     x-associatedSchema:
       $ref: ./components/schemas/AdminStore.yaml
+  - name: Tax Providers
+    description: >
+      A tax provider is a third-party integration or custom logic used to
+      calculate taxes for a cart or an order.
+
+      These API routes allow admin users to manage tax providers installed in
+      their Medusa application.
+    externalDocs:
+      description: Learn more about the Tax Module Providers
+      url: https://docs.medusajs.com/resources/commerce-modules/tax/tax-provider
+    x-associatedSchema:
+      $ref: ./components/schemas/AdminTaxProvider.yaml
   - name: Tax Rates
     description: >
       A tax rate is a percentage amount used to calculate the tax amount of each
@@ -1014,6 +1026,8 @@ paths:
     $ref: paths/admin_stores.yaml
   /admin/stores/{id}:
     $ref: paths/admin_stores_{id}.yaml
+  /admin/tax-providers:
+    $ref: paths/admin_tax-providers.yaml
   /admin/tax-rates:
     $ref: paths/admin_tax-rates.yaml
   /admin/tax-rates/{id}: