chore(docs): Generated API Reference (#4706)

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

docs/api/store/components/schemas/StorePostCustomersCustomerReq.yaml

@@ -1,27 +1,31 @@
 type: object
 properties:
   first_name:
-    description: The Customer's first name.
+    description: The customer's first name.
     type: string
   last_name:
-    description: The Customer's last name.
+    description: The customer's last name.
     type: string
   billing_address:
-    description: The Address to be used for billing purposes.
+    description: The address to be used for billing purposes.
     anyOf:
       - $ref: ./AddressPayload.yaml
         description: The full billing address object
       - type: string
         description: The ID of an existing billing address
   password:
-    description: The Customer's password.
+    description: The customer's password.
     type: string
   phone:
-    description: The Customer's phone number.
+    description: The customer's phone number.
     type: string
   email:
-    description: The email of the customer.
+    description: The customer's email.
     type: string
   metadata:
-    description: Metadata about the customer.
+    description: Additional custom data about the customer.
     type: object
+    externalDocs:
+      description: Learn about the metadata attribute, and how to delete and update it.
+      url: >-
+        https://docs.medusajs.com/development/entities/overview#metadata-attribute