add clippy rules for serialize crate #3141

Job	Run time
Check Documentation	52s
Check (stable)	6s
Check Style	8s
Check no_std	26s
List directories for parallelizing tests	4s
Check (nightly)	1m 3s
Test assembly	8m 15s
Test (cp6_782/)	11s
Test (mnt4_753/)	14s
Test (mnt6_753/)	8s
Test (stable)	9m 4s
Test (nightly)	17m 24s
Test (./secp256k1)	1s
Test (./mnt6_298)	1s
Test (./ed_on_cp6_782)	25s
Test (./ed_on_bn254)	41s
Test (./secp384r1)	1s
Test (./ed_on_bls12_377)	39s
Test (./bls12_381)	34s
Test (./grumpkin)	1s
Test (./ed_on_bls12_381)	45s
Test (./curve25519)	40s
Test (./ed_on_mnt4_753)	1s
Test (./ed_on_bls12_381_bandersnatch)	35s
Test (./ed25519)	1s
Test (./bls12_377)	48s
Test (./ed_on_bw6_761)	32s
Test (./ed_on_mnt4_298)	26s
Test (./secp256r1)	1s
Test (./mnt4_298)	1s
Test (./secq256k1)	1s
Test (./pallas)	1s
Test (./bw6_761)	33s
Test (./bw6_767)	35s
Test (./bn254)	42s
Test (./vesta)	1s
	46m 1s

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