perf(gpu): Implement BlockAir for Global.

[erabinov]

Currently, all constraint evaluations of the Global chip in zerocheck occur entirely sequentially. In this PR, we implement the BlockAir trait for the chip so that the zerocheck prover can know which constraints it can evaluate in parallel blocks.

[github-actions]

Test	Old	New	Diff
k256_test_recover_rand_lte_100	4457023	4450774	-0.1402 %
k256_test_recover_pubkey_infinity	98275	98275	0.0000 %
sha_test_sha2_v0_10_9_expected_digest_lte_100_times	1766404	1767549	0.0648 %
curve25519_dalek_ng_test_add_then_multiply	4396849	4663252	6.0590 %
curve25519_dalek_ng_test_zero_msm	125561	125561	0.0000 %
bls12_381_tests_test_inverse_fp2_100	2766659	2766659	0.0000 %
curve25519_dalek_test_decompressed_noncanonical	7661	7661	0.0000 %
p256_test_verify_rand_lte_100	11907782	11879479	-0.2377 %
curve25519_dalek_test_ed25519_verify	13288636	13287943	-0.0052 %
secp256k1_program_test_recover_rand_lte_100	5485376	5492984	0.1387 %
bn_test_bn_test_g1_mul_zero	46126	46126	0.0000 %
p256_test_recover_pubkey_infinity	102291	102291	0.0000 %
curve25519_dalek_test_zero_msm	83637	83637	0.0000 %
k256_test_verify_rand_lte_100	11908517	11903065	-0.0458 %
curve25519_dalek_ng_test_decompressed_noncanonical	195591	195591	0.0000 %
sha_test_sha2_v0_10_6_expected_digest_lte_100_times	1764136	1763469	-0.0378 %
bls12_381_tests_test_bls_add_100	10502109	10502109	0.0000 %
bls12_381_tests_test_bls_double_100	6348822	6348822	0.0000 %
bn_test_bn_test_fq_partial_ord	184121	184121	0.0000 %
k256_test_schnorr_verify	5753972	5754091	0.0021 %
sha_test_sha2_v0_10_8_expected_digest_lte_100_times	1765130	1770516	0.3051 %
bn_test_bn_test_fq_inverse_100	834818	834818	0.0000 %
curve25519_dalek_test_zero_mul	72087	72087	0.0000 %
sha_test_sha2_v0_9_9_expected_digest_lte_100_times	1263070	1266184	0.2465 %
sha_test_sha3_expected_digest_lte_100_times	1609254	1609212	-0.0026 %
bn_test_bn_test_fr_inverse_100	851818	851818	0.0000 %
curve25519_dalek_ng_test_zero_mul	108070	108070	0.0000 %
bn_test_bn_test_g1_double_100	727496	727496	0.0000 %
bls12_381_tests_test_inverse_fp_100	1416559	1416559	0.0000 %
keccack_test_expected_digest_lte_100	1718998	1716026	-0.1729 %
rust_crypto_rsa_test_pkcs_verify_100	28930023	28836728	-0.3225 %
bls12_381_tests_test_sqrt_fp_100	931163	1036447	11.3067 %
secp256k1_program_test_recover_v0_30_0_rand_lte_100	5482773	5500932	0.3312 %
bn_test_bn_test_g1_add_100	986810	986810	0.0000 %
bn_test_bn_test_g1_add_neg	306880	306880	0.0000 %
curve25519_dalek_test_add_then_multiply	3061504	2932988	-4.1978 %
bls12_381_tests_test_sqrt_fp2_100	1680932	1721922	2.4385 %
bn_test_bn_test_fq_sqrt_100	833218	833218	0.0000 %
curve25519_dalek_test_decompressed_expected_value	4545358	4663597	2.6013 %
p256_test_recover_rand_lte_100	16004462	15948699	-0.3484 %
p256_test_recover_high_hash_high_recid	5843182	5237502	-10.3656 %
secp256k1_program_test_verify_rand_lte_100	17169990	17107152	-0.3660 %
secp256k1_program_test_verify_v0_30_0_rand_lte_100	17156119	17150449	-0.0330 %
k256_test_point_ops_edge_cases	33844	33844	0.0000 %
k256_test_recover_high_hash_high_recid	2015220	1960787	-2.7011 %
rustcrypto_bigint_test_bigint_mul_add_residue	1736502	1736508	0.0003 %
rustcrypto_bigint_test_bigint_mul_mod_special	1753919	1753919	0.0000 %
bn_test_bn_test_g1_msm_edge	406722	406722	0.0000 %