chore(docs): Updated API Reference (v2) (#9033)

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/AdminPostClaimsShippingActionReqSchema.yaml

@@ -2,10 +2,10 @@ type: object
 description: SUMMARY
 x-schemaName: AdminPostClaimsShippingActionReqSchema
 properties:
-  custom_price:
+  custom_amount:
     type: number
-    title: custom_price
-    description: The claim's custom price.
+    title: custom_amount
+    description: The claim's custom amount.
   internal_note:
     type: string
     title: internal_note