[BUG] set webhooks.yml but not get callback

[liumingsongning]

OpenIM Server Version

3.8.1

Operating System and CPU Architecture

Linux (AMD)

Deployment Method

Source Code Deployment

Bug Description and Steps to Reproduce

set webhooks.yml but not get callback
`url: https://api.*********.com/pushCallback
beforeSendSingleMsg:
enable: false
timeout: 5
failedContinue: true

Only the contentType not in deniedTypes will send the callback.

If not set, all contentType messages will through this filter.

deniedTypes: []
beforeUpdateUserInfoEx:
enable: false
timeout: 5
failedContinue: true
afterUpdateUserInfoEx:
enable: false
timeout: 5
afterSendSingleMsg:
enable: true
timeout: 5

Only the recvIDs specified in attentionIds will send the callback

if not set, all user messages will be callback

attentionIds: []

See beforeSendSingleMsg comment.

deniedTypes: []`

Screenshots Link

No response

[liumingsongning]