Fix Typos in Docs #9749

Job	Run time
Build CJS (18)	1m 19s
Build CJS (20.17.0)	1m 22s
Build ESM	50s
Lint	45s
Build Web	28s
Build Types	49s
End-to-End hardhat:ws (electron)	8m 54s
Integration (ipc)	11m 15s
End-to-End hardhat:ws (chrome)	9m 2s
Integration (ws)	11m 43s
Integration hardhat	3m 10s
End-to-End hardhat:ws (firefox)	9m 2s
Unit Tests (18)	3m 55s
Integration (http)	3m 44s
Benchmark Tests	1m 24s
Docs CloudFlare Deploy	9m 35s
Unit Tests (20.17.0)	3m 45s
	1h 21m 2s

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