docs: translate Managing State (#539)

Co-authored-by: Zain Fathoni <me@zainf.dev>
Co-authored-by: Zain Fathoni <zain.fathoni@gmail.com>
Co-authored-by: Irfan Maulana <mazipanneh@gmail.com>
Co-authored-by: Resi Respati <resir014@gmail.com>
Co-authored-by: Khakim Hudaya <hamas182@gmail.com>

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