[Zubii12]

Add label and labelAlignment to CupertinoButton

Fixes flutter/flutter#169509

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[Piinks]

This package is not accepting contributions at this time. After we release the initial version of the packages it will be, at which point we will announce it is ready for PRs. Thank you! Closing for now.

[Zubii12]

Hey @Piinks I would like to reopen this PR. Thank you!

[fluttergithubbot]

An existing Git SHA, f40b76c2f2e3672dcb9384cb08b023e843b09356, was detected, and no actions were taken.

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