[BUG] Wrong bound on sklearn for sparse argument

[julu98]

Reference Issues/PRs

Fixes #1109

What does this implement/fix? Explain your changes.

Corrected threshold for change of sparse argument name from sklearn version 1.1 to 1.2

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[TonyBagnall]

@all-contributors please add @julu98 for bug

[allcontributors]

@TonyBagnall

I've put up a pull request to add @julu98! 🎉