chore: bump nhost/dashboard to 2.9.0 #789

Job	Run time
tests / tests	2m 24s
build_artifacts (darwin, arm64) / artifacts	1m 13s
build_artifacts (linux, amd64) / artifacts	3m 15s
build_artifacts (darwin, amd64) / artifacts	1m 21s
build_artifacts (linux, arm64) / artifacts	1m 32s
	9m 45s

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