chore(docs): Updated API Reference (v2) (#8609)

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/BaseOrderSummary.yaml

@@ -0,0 +1,80 @@
+type: object
+description: The order's summary.
+x-schemaName: BaseOrderSummary
+required:
+  - total
+  - subtotal
+  - total_tax
+  - ordered_total
+  - fulfilled_total
+  - returned_total
+  - return_request_total
+  - write_off_total
+  - projected_total
+  - net_total
+  - net_subtotal
+  - net_total_tax
+  - balance
+  - paid_total
+  - refunded_total
+properties:
+  total:
+    type: number
+    title: total
+    description: The summary's total.
+  subtotal:
+    type: number
+    title: subtotal
+    description: The summary's subtotal.
+  total_tax:
+    type: number
+    title: total_tax
+    description: The summary's total tax.
+  ordered_total:
+    type: number
+    title: ordered_total
+    description: The summary's ordered total.
+  fulfilled_total:
+    type: number
+    title: fulfilled_total
+    description: The summary's fulfilled total.
+  returned_total:
+    type: number
+    title: returned_total
+    description: The summary's returned total.
+  return_request_total:
+    type: number
+    title: return_request_total
+    description: The summary's return request total.
+  write_off_total:
+    type: number
+    title: write_off_total
+    description: The summary's write off total.
+  projected_total:
+    type: number
+    title: projected_total
+    description: The summary's projected total.
+  net_total:
+    type: number
+    title: net_total
+    description: The summary's net total.
+  net_subtotal:
+    type: number
+    title: net_subtotal
+    description: The summary's net subtotal.
+  net_total_tax:
+    type: number
+    title: net_total_tax
+    description: The summary's net total tax.
+  balance:
+    type: number
+    title: balance
+    description: The summary's balance.
+  paid_total:
+    type: number
+    title: paid_total
+    description: The summary's paid total.
+  refunded_total:
+    type: number
+    title: refunded_total
+    description: The summary's refunded total.