feat(core-flows,payment,medusa,types): Refund reasons management API (#8436)

* feat(core-flows,payment,medusa,types): add ability to set and manage refund reasons

* fix(payment): validate total amount when refunding payment (#8437)

Co-authored-by: Carlos R. L. Rodrigues <37986729+carlos-r-l-rodrigues@users.noreply.github.com>

* feature: introduce additional_data to the product endpoints (#8405)

* chore(docs): Generated References (#8440)

Generated the following references:
- `product`

* chore: align payment database schema

* Update packages/core/core-flows/src/payment-collection/steps/create-refund-reasons.ts

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

* chore: address review

---------

Co-authored-by: Carlos R. L. Rodrigues <37986729+carlos-r-l-rodrigues@users.noreply.github.com>
Co-authored-by: Harminder Virk <virk.officials@gmail.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Oli Juhl <59018053+olivermrbl@users.noreply.github.com>

packages/modules/payment/src/models/payment-method-token.ts

@@ -45,7 +45,7 @@ export default class PaymentMethodToken {
   @Property({
     columnType: "timestamptz",
     nullable: true,
-    index: "IDX_payment_metod_token_deleted_at",
+    index: "IDX_payment_method_token_deleted_at",
   })
   deleted_at: Date | null = null