[Snyk] Security upgrade socket.io from 2.5.0 to 3.0.0

[says112]

This PR was automatically created by Snyk using the credentials of a real user.


Snyk has created this PR to fix 1 vulnerabilities in the npm dependencies of this project.

Snyk changed the following file(s):

• config_examples/masari/package.json

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Denial of Service (DoS) SNYK-JS-WS-7266574	768

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• This PR was automatically created by Snyk using the credentials of a real user.

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🦉 Denial of Service (DoS)