add test for multi pairing bilinearity #7

Job	Run time
List directories for parallelizing tests	3s
Check (stable)	14s
Check (nightly)	34s
Check no_std	33s
Check Documentation	58s
Check Style	9s
Test assembly	7m 49s
Test (stable)	34s
Test (nightly)	30s
Test (cp6_782/)	9s
Test (mnt4_753/)	10m 53s
Test (mnt6_753/)	22m 40s
Test (./secp256r1)	1m 2s
Test (./ed_on_bn254)	1m 36s
Test (./ed_on_bls12_381_bandersnatch)	59s
Test (./vesta)	1m 14s
Test (./bls12_381)	3m 13s
Test (./ed_on_mnt4_298)	1m 4s
Test (./ed_on_mnt4_753)	3m 1s
Test (./pallas)	1m 4s
Test (./grumpkin)	1m 8s
Test (./bn254)	2m 23s
Test (./secq256k1)	51s
Test (./bw6_767)	3m 33s
Test (./ed_on_cp6_782)	1m 20s
Test (./secp384r1)	1m 20s
Test (./ed_on_bw6_761)	44s
Test (./bls12_377)	3m 32s
Test (./mnt6_298)	2m 18s
Test (./bw6_761)	3m 31s
Test (./curve25519)	1m 6s
Test (./ed25519)	1m 2s
Test (./secp256k1)	1m 10s
Test (./ed_on_bls12_381)	1m 12s
Test (./mnt4_298)	2m 22s
Test (./ed_on_bls12_377)	1m 10s
	1h 27m 1s

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