fix: css var prefix should affect style hash

[MadCcc]

• css var prefix should affect style hash
• useCSSVarRegister should be remove and regenerate css var style when tokenKey changed.

[github-actions]

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[codecov-commenter]

Codecov Report

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Additional details and impacted files

@@           Coverage Diff           @@
##             next     #155   +/-   ##
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  Coverage        ?   95.23%           
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  Files           ?       28           
  Lines           ?     2561           
  Branches        ?      388           
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  Hits            ?     2439           
  Misses          ?      122           
  Partials        ?        0           

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