Fix Array Deserialization Panic #2910

Job	Run time
Check Documentation	1m 4s
Check Style	9s
Check (stable)	7s
Check no_std	28s
Check (nightly)	1m 18s
List directories for parallelizing tests	2s
Test (stable)	9m 3s
Test (nightly)	18m 1s
Test assembly	8m 37s
Test (cp6_782/)	12s
Test (mnt4_753/)	15s
Test (mnt6_753/)	48m 51s
Test (./ed25519)	1m 9s
Test (./mnt6_298)	5m 34s
Test (./grumpkin)	1m 10s
Test (./ed_on_cp6_782)	1m 28s
Test (./ed_on_mnt4_753)	4m 8s
Test (./ed_on_bw6_761)	47s
Test (./bls12_381)	3m 23s
Test (./ed_on_bls12_381_bandersnatch)	1m 14s
Test (./ed_on_mnt4_298)	1m 10s
Test (./secq256k1)	1m 0s
Test (./bn254)	2m 25s
Test (./mnt4_298)	4m 3s
Test (./secp256r1)	1m 2s
Test (./vesta)	1m 7s
Test (./ed_on_bn254)	1m 18s
Test (./bw6_761)	4m 1s
Test (./curve25519)	1m 25s
Test (./pallas)	1m 10s
Test (./ed_on_bls12_377)	1m 10s
Test (./secp384r1)	1m 24s
Test (./secp256k1)	1m 3s
Test (./ed_on_bls12_381)	1m 13s
Test (./bls12_377)	4m 17s
Test (./bw6_767)	4m 0s
	2h 18m 48s

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