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/BasePromotionRule.yaml

@@ -0,0 +1,34 @@
+type: object
+description: The rule's rules.
+x-schemaName: BasePromotionRule
+required:
+  - id
+  - values
+properties:
+  id:
+    type: string
+    title: id
+    description: The rule's ID.
+  description:
+    type: string
+    title: description
+    description: The rule's description.
+  attribute:
+    type: string
+    title: attribute
+    description: The rule's attribute.
+  operator:
+    type: string
+    enum:
+      - gt
+      - lt
+      - eq
+      - ne
+      - in
+      - lte
+      - gte
+  values:
+    type: array
+    description: The rule's values.
+    items:
+      $ref: ./BasePromotionRuleValue.yaml