Bump @codemirror/lint from 6.5.0 to 6.8.4 #633

Job	Run time
vars	1s
docker / docker	12s
electron / electron (macos-latest)	7m 11s
electron / electron (ubuntu-latest)	7m 2s
tests / api-e2e-test	7m 11s
electron / electron (windows-latest)	9m 11s
sites / Deploy sites	3m 15s
tests / e2e-test (macos-latest)	6m 19s
tests / e2e-test (ubuntu-latest)	6m 49s
tests / test (macos-latest)	5m 10s
tests / test (ubuntu-latest)	7m 23s
	59m 44s

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