[Bug] skywalking-python mysqlclent db not in param when use django

[katelei6]

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• I had searched in the issues and found no similar issues.

Apache SkyWalking Component

Python Agent (apache/skywalking-python)

What happened

when i use django and mysqlclient , import skywalking, the error is
File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/site-packages/skywalking/plugins/sw_mysqlclient.py", line 40, in _sw_connect
con.db = kwargs['db']
KeyError: 'db'

because:

What you expected to happen

the plugin can use db and database.

How to reproduce

I have update the plugin to compatible。
pr

Anything else

No response

Are you willing to submit PR?

• Yes I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct