docs: add loyalty plugin routes to OAS (#12811)

* generated OAS

* remove unused schemas

* generated specs

* add cloud badge for routes

* add to loyalty plugin page

* allow clicking the tooltip

www/apps/api-reference/specs/admin/components/schemas/AdminTransactionGroup.yaml

@@ -0,0 +1,37 @@
+type: object
+description: The transaction group's details.
+x-schemaName: AdminTransactionGroup
+required:
+  - account
+  - id
+  - code
+  - credits
+  - debits
+  - balance
+  - metadata
+properties:
+  id:
+    type: string
+    title: id
+    description: The transaction group's ID.
+  code:
+    type: string
+    title: code
+    description: The transaction group's code.
+  credits:
+    type: number
+    title: credits
+    description: The transaction group's credits.
+  debits:
+    type: number
+    title: debits
+    description: The transaction group's debits.
+  balance:
+    type: number
+    title: balance
+    description: The transaction group's balance.
+  account:
+    type: object
+  metadata:
+    type: object
+    description: The transaction group's metadata, can hold custom key-value pairs.