Function _mm512_conj_pch
#[target_feature(enable = "avx512fp16")]
pub const fn _mm512_conj_pch(a: __m512h) -> __m512hCompute the complex conjugates of complex numbers in a, and store the results in dst. Each complex number
is composed of two adjacent half-precision (16-bit) floating-point elements, which defines the complex
number complex = vec.fp16[0] + i * vec.fp16[1], or the complex conjugate conjugate = vec.fp16[0] - i * vec.fp16[1].