Add Device Implementation of `HEEVD` #155

Job	Run time
icl_lapackpp (make, cpu)	3m 48s
icl_lapackpp (make, gpu_nvidia)	4m 3s
icl_lapackpp (make, gpu_amd)	1m 28s
icl_lapackpp (make, gpu_intel)	3m 34s
icl_lapackpp (cmake, cpu)	2m 45s
icl_lapackpp (cmake, gpu_nvidia)	4m 28s
icl_lapackpp (cmake, gpu_amd)	1m 19s
icl_lapackpp (cmake, gpu_intel)	3m 22s
	24m 47s

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