Add equivalence tester #428

Job	Run time
examples_basic	44s
Dry Run (slothy.targets.arm_v7m.cortex_m7)	41s
examples_ntt_kyber_dilithium_neon_core	22m 53s
examples_ntt_kyber_dilithium_helium_core	2m 40s
Dry Run (slothy.targets.arm_v81m.cortex_m55r1)	1m 46s
Dry Run (slothy.targets.arm_v81m.cortex_m85r1)	1m 45s
fft	6m 39s
sqmag	51s
Dry Run (slothy.targets.aarch64.cortex_a55)	1m 46s
tutorial	51s
Dry Run (slothy.targets.aarch64.cortex_a72_frontend)	1m 47s
Dry Run (slothy.targets.aarch64.apple_m1_firestorm_experimental)	1m 47s
Dry Run (slothy.targets.aarch64.apple_m1_icestorm_experimental)	1m 31s
	45m 41s

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