Update pubspec to use latest socketcluster_client

[coveralls]

Pull Request Test Coverage Report for Build 94

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 91.667%

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Totals
Change from base Build 92:	0.0%
Covered Lines:	88
Relevant Lines:	96

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💛 - Coveralls

[MichaelMarner]

Thanks for the contribution!

[KealJones]

Thank you for the prompt merge! :) you helped make my personal passion project at work real! :) Thanks!

[MichaelMarner]

No worries, this is now live on pub.dev as 0.0.10