fix typos

[criadoperez]

Description

Fixed multiple typos in go files

[codecov]

Codecov Report

Patch coverage: 39.53% and project coverage change: -0.01 ⚠️

Comparison is base (576fb65) 56.76% compared to head (c0afe60) 56.76%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #927      +/-   ##
===========================================
- Coverage    56.76%   56.76%   -0.01%     
===========================================
  Files          617      617              
  Lines        73617    73648      +31     
===========================================
+ Hits         41790    41806      +16     
- Misses       28283    28298      +15     
  Partials      3544     3544              

Impacted Files	Coverage Δ
accounts/abi/abi.go	82.69% <ø> (ø)
accounts/abi/event.go	100.00% <ø> (ø)
accounts/abi/selector_parser.go	59.45% <ø> (ø)
accounts/keystore/file_cache.go	100.00% <ø> (ø)
accounts/manager.go	0.00% <ø> (ø)
consensus/bor/valset/validator.go	26.78% <ø> (ø)
rpc/endpoints.go	0.00% <0.00%> (ø)
rpc/metrics.go	55.55% <0.00%> (-44.45%)	⬇️
rpc/execution_pool.go	36.20% <16.00%> (-17.64%)	⬇️
node/node.go	54.51% <100.00%> (ø)
... and 6 more

... and 17 files with indirect coverage changes

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