[BUG] The `instancename` field stored in the `labels` section of the alert is not empty.

[Doyle-net]

Is there an existing issue for this?

• I have searched the existing issues

Current Behavior

The instancename field stored in the labels section of the alert is not empty.

Expected Behavior

No response

Steps To Reproduce

No response

Environment

HertzBeat version(s):1.7.3

Debug logs

No response

Anything else?

No response

[aviralgarg05]

I would like to solve the issue, please assign me