Compute sine

Compute the sine of x where x is in degrees.

Package: `@stdlib/math/base/special/sind`
Alias: `base.sind`

For a reference implementation, see [this link](https://github.com/JuliaLang/julia/blob/c3f59178b1c9c2b0a9758ac4f92b3445e933e405/base/special/trig.jl#L478).

**Guide:**
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