feat: Update swagger to openapi 3.0.4, update request payloads with examples (#11374)

swagger/paths/application/webhooks/delete.yml

@@ -2,11 +2,21 @@ tags:
   - Webhooks
 operationId: delete-a-webhook
 summary: Delete a webhook
+security:
+  - userApiKey: []
 description: Delete a webhook from the account
 responses:
-  200:
+  '200':
     description: Success
-  401:
+  '401':
     description: Unauthorized
-  404:
+    content:
+      application/json:
+        schema:
+          type: object
+  '404':
     description: The webhook does not exist in the account
+    content:
+      application/json:
+        schema:
+          $ref: '#/components/schemas/bad_request_error'