fix(common): lint #6328

Job	Run time
get-build-packages	6s
get-lint-packages	3s
get-test-packages	4s
monorepo-lint	26s
lint (docs)	38s
lint (eslint-config-isaacscript)	27s
lint (eslint-plugin-isaacscript)	33s
lint (isaac-lua-polyfill)	26s
lint (isaac-typescript-definitions)	34s
lint (isaac-typescript-definitions-repentogon)	37s
lint (isaacscript-cli)	38s
lint (isaacscript-common)	1m 12s
lint (isaacscript-spell)	26s
test (eslint-plugin-isaacscript)	31s
test (isaacscript-cli)	31s
build (docs)	32s
build (eslint-plugin-isaacscript)	23s
build (isaac-lua-polyfill)	21s
build (isaac-typescript-definitions)	34s
build (isaac-typescript-definitions-repentogon)	28s
build (isaacscript-cli)	30s
build (isaacscript-common)	54s
Discord Failure Notification	4s
	10m 58s

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