bug: fix README.md #1516

[sujay2306]

fixed the readme contributors bug issue using
https://contrib.rocks/image?repo=wechaty/docusaurus
since it is dynamic and we need not to update contributors list manually

@huan

[CLAassistant]

All committers have signed the CLA.

[huan]

Please make sure the following requirements have been met for your PR before we can continue reviewing it:

2. The PR has passed all the CI tests and turned green. (you can execute all tests locally by running npm test)

[huan]

Please make sure the following requirements have been met for your PR before we can continue reviewing it:

2. The PR has passed all the CI tests and turns green. (you can execute all tests locally by running npm test)

[sujay2306]

@huan i have fixed the issue now npm test cases have passed

[huan]

Thank you very much for your contribution!

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