chore: delete repetitive words #2378

Job	Run time
Check Cargo.lock is up to date	57s
Install zebrad from lockfile without cache on ubuntu-latest	8m 21s
Test stable on ubuntu-latest	27m 9s
Test beta on ubuntu-latest	28m 17s
Test stable on macos-latest	33m 21s
Test stable on windows-latest	56m 49s
Test beta on windows-latest	59m 6s
Check deny.toml bans	48s
Check deny.toml bans --features default-release-binaries	42s
Check deny.toml bans --all-features	43s
Check for unused dependencies	18s
Check deny.toml sources	45s
Check deny.toml sources --features default-release-binaries	46s
Check deny.toml sources --all-features	42s
Open or update issues for OS integration failures	0s
	3h 38m 44s

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