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/paths/admin_regions.yaml

@@ -83,20 +83,6 @@ get:
               type: string
               title: id
               description: A region's ID.
-    - name: code
-      in: query
-      required: false
-      schema:
-        oneOf:
-          - type: string
-            title: code
-            description: Filter by a currency code.
-          - type: array
-            description: Filter by currency codes.
-            items:
-              type: string
-              title: code
-              description: A currency code.
     - name: name
       in: query
       required: false
@@ -550,6 +536,20 @@ get:
         items:
           type: object
         title: $or
+    - name: currency_code
+      in: query
+      required: false
+      schema:
+        oneOf:
+          - type: string
+            title: currency_code
+            description: The region's currency code.
+          - type: array
+            description: The region's currency code.
+            items:
+              type: string
+              title: currency_code
+              description: The currency code's details.
   security:
     - api_token: []
     - cookie_auth: []
@@ -643,35 +643,6 @@ post:
           if a field is prefixed with `+` it will be added to the default
           fields, using `-` will remove it from the default fields. without
           prefix it will replace the entire default fields.
-    - name: offset
-      in: query
-      description: The number of items to skip when retrieving a list.
-      required: false
-      schema:
-        type: number
-        title: offset
-        description: The number of items to skip when retrieving a list.
-    - name: limit
-      in: query
-      description: Limit the number of items returned in the list.
-      required: false
-      schema:
-        type: number
-        title: limit
-        description: Limit the number of items returned in the list.
-    - name: order
-      in: query
-      description: >-
-        The field to sort the data by. By default, the sort order is ascending.
-        To change the order to descending, prefix the field name with `-`.
-      required: false
-      schema:
-        type: string
-        title: order
-        description: >-
-          The field to sort the data by. By default, the sort order is
-          ascending. To change the order to descending, prefix the field name
-          with `-`.
   security:
     - api_token: []
     - cookie_auth: []