chore: sealer: Fixup typos

[arajasek]

No description provided.

[codecov]

Codecov Report

Merging #9040 (3353cbe) into master (9eb8f4e) will decrease coverage by 0.03%.
The diff coverage is 50.00%.

@@            Coverage Diff             @@
##           master    #9040      +/-   ##
==========================================
- Coverage   41.07%   41.04%   -0.04%     
==========================================
  Files         707      707              
  Lines       78884    78884              
==========================================
- Hits        32404    32376      -28     
- Misses      40981    41005      +24     
- Partials     5499     5503       +4     

Impacted Files	Coverage Δ
storage/paths/index.go	75.64% <50.00%> (ø)
chain/actors/builtin/miner/diff.go	48.52% <0.00%> (-4.42%)	⬇️
chain/stmgr/execute.go	91.30% <0.00%> (-4.35%)	⬇️
chain/stmgr/supply.go	63.77% <0.00%> (-3.94%)	⬇️
chain/stmgr/call.go	67.02% <0.00%> (-3.25%)	⬇️
chain/exchange/peer_tracker.go	75.26% <0.00%> (-3.23%)	⬇️
chain/exchange/client.go	56.77% <0.00%> (-2.97%)	⬇️
storage/sealer/sched.go	83.33% <0.00%> (-2.57%)	⬇️
chain/types/tipset_key.go	74.68% <0.00%> (-2.54%)	⬇️
chain/sync.go	70.52% <0.00%> (-2.39%)	⬇️
... and 22 more