[AlertmanagerConfig] When editing a saved receiver, the webhook type shows as generic even when configured otherwise

[ronhorton]

Setup

• Rancher version: 2.6.7-rc5
• Browser type & version: chrome

Describe the bug

When creating a webhook type as one creates a receiver, selecting 'sms' correctly allows configuration of the sms receiver. when viewing the confg after saving, the webhook type is listed as 'generic.'

To Reproduce

1. create alertmanagerConfig
2. add receiver - webhook type sms
3. save
4. click receiver to view config
   Result
   webhook generic
   Expected Result

webhook sms
Screenshots

Additional context

Detailed Description

Context

[ronhorton]

Pass verified fixed in 2.6-head Commit ID ecbce2e

1. create alertmanagerConfig
2. add receiver - webhook type sms
3. save
4. click receiver to view config

webhook now shows as 'SMS'