[feat]: Remove some alias. only "zinit" is enough

[phucleeuwu]

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Describe the proposed feature.

by default Zinit already have 4 alias:
[zinit]
zi = zinit
zini = zinit
zpl = zinit
zplg = zinit
I think we don't need so many, especially alias zi conflict with zoxide. I don't like that

Describe alternatives you've considered

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Additional context

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Related Issues

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