Bump nim-web3 to `ff92d2877985faee5ac6abc3bea805b85f2be1c8`

[etan-status]

• Replace requestsRoot with requestsHash and fix some comments

[github-actions[bot]]

Unit Test Results

       12 files  ±0    1 814 suites  ±0   1h 2m 24s :stopwatch: + 6m 42s   5 239 tests ±0    4 891 :heavy_check_mark: ±0  348 :zzz: ±0  0 :x: ±0  29 105 runs  ±0  28 653 :heavy_check_mark: ±0  452 :zzz: ±0  0 :x: ±0 

Results for commit e2a8f99e. ± Comparison against base commit e612e436.