vector::normalizeFunction in std::vector

Normalize a vector (with any number of dimensions)

vector::normalize(@v: [number]): [number]

Name	Type	Description	Required
`v`	[`number`]		Yes

v = [3, 4]
normed = vector::normalize(v)
assert(normed[0], isEqualTo = 0.6)
assert(normed[1], isEqualTo = 0.8)