feat(hints): add NewHint#51

[MegaRedHand]

Description

This PR adds the missing hint NewHint#51, now known as UNSIGNED_DIV_REM_UINT768_BY_UINT384_STRIPPED.
NOTE: this hint is a copy of NewHint#6 but with less spaces.

[github-actions]

Benchmark Results for unmodified programs 🚀

Command	Mean [s]	Min [s]	Max [s]	Relative
base blake2s_integration_benchmark	3.999 ± 0.052	3.919	4.063	1.00
head blake2s_integration_benchmark	4.029 ± 0.057	3.964	4.131	1.01 ± 0.02

Command	Mean [s]	Min [s]	Max [s]	Relative
base compare_arrays_200000	4.876 ± 0.087	4.767	5.014	1.01 ± 0.02
head compare_arrays_200000	4.825 ± 0.067	4.740	4.936	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base dict_integration_benchmark	3.712 ± 0.093	3.623	3.896	1.03 ± 0.03
head dict_integration_benchmark	3.614 ± 0.048	3.518	3.669	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base factorial_multirun	5.939 ± 0.154	5.769	6.311	1.00 ± 0.03
head factorial_multirun	5.917 ± 0.099	5.784	6.112	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base fibonacci_1000_multirun	4.758 ± 0.039	4.693	4.837	1.00
head fibonacci_1000_multirun	4.799 ± 0.238	4.654	5.445	1.01 ± 0.05

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
base field_arithmetic_get_square_benchmark	167.4 ± 9.1	155.7	188.3	1.05 ± 0.07
head field_arithmetic_get_square_benchmark	158.9 ± 5.4	153.4	168.7	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base integration_builtins	4.705 ± 0.139	4.574	4.967	1.02 ± 0.03
head integration_builtins	4.606 ± 0.056	4.547	4.714	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base keccak_integration_benchmark	4.501 ± 0.142	4.338	4.866	1.01 ± 0.03
head keccak_integration_benchmark	4.450 ± 0.038	4.392	4.498	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base linear_search	4.955 ± 0.034	4.915	5.010	1.01 ± 0.01
head linear_search	4.889 ± 0.043	4.820	4.955	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base math_cmp_and_pow_integration_benchmark	4.074 ± 0.048	3.990	4.155	1.01 ± 0.02
head math_cmp_and_pow_integration_benchmark	4.038 ± 0.038	3.984	4.114	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base math_integration_benchmark	3.682 ± 0.018	3.652	3.716	1.00
head math_integration_benchmark	3.703 ± 0.036	3.660	3.761	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base memory_integration_benchmark	3.319 ± 0.020	3.293	3.353	1.00
head memory_integration_benchmark	3.323 ± 0.041	3.271	3.385	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base operations_with_data_structures_benchmarks	3.263 ± 0.035	3.197	3.305	1.02 ± 0.02
head operations_with_data_structures_benchmarks	3.210 ± 0.042	3.157	3.298	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base pedersen	1.123 ± 0.015	1.099	1.159	1.00
head pedersen	1.128 ± 0.029	1.082	1.171	1.00 ± 0.03

Command	Mean [s]	Min [s]	Max [s]	Relative
base poseidon_integration_benchmark	2.074 ± 0.036	2.041	2.154	1.02 ± 0.02
head poseidon_integration_benchmark	2.041 ± 0.021	2.016	2.068	1.00

Command	Mean [s]	Min [s]	Max [s]	Relative
base secp_integration_benchmark	3.720 ± 0.026	3.687	3.776	1.00
head secp_integration_benchmark	3.729 ± 0.032	3.658	3.767	1.00 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base set_integration_benchmark	2.666 ± 0.021	2.635	2.698	1.00
head set_integration_benchmark	2.693 ± 0.026	2.644	2.729	1.01 ± 0.01

Command	Mean [s]	Min [s]	Max [s]	Relative
base uint256_integration_benchmark	5.523 ± 0.060	5.436	5.599	1.02 ± 0.02
head uint256_integration_benchmark	5.419 ± 0.076	5.346	5.577	1.00

[codecov]

Codecov Report

Merging #1049 (338b26b) into main (62682a9) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main    #1049   +/-   ##
=======================================
  Coverage   98.08%   98.08%           
=======================================
  Files          84       84           
  Lines       33537    33452   -85     
=======================================
- Hits        32895    32812   -83     
+ Misses        642      640    -2     

Impacted Files	Coverage Δ
...int_processor/builtin_hint_processor_definition.rs	98.92% <100.00%> (+<0.01%)	⬆️
...cessor/builtin_hint_processor/uint384_extension.rs	99.48% <100.00%> (+0.55%)	⬆️

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