CI: fix E701 lint errors in niagara.py pin connect/disconnect wrappers #7

Job	Run time
build (ubuntu-latest, darwin, amd64, ue-cli-darwin-amd64)	18s
build (ubuntu-latest, linux, arm64, ue-cli-linux-arm64)	19s
build (ubuntu-latest, linux, amd64, ue-cli-linux-amd64)	15s
build (ubuntu-latest, windows, amd64, .exe, ue-cli-windows-amd64)	14s
build (ubuntu-latest, darwin, arm64, ue-cli-darwin-arm64)	13s
release	11s
publish-npm	12s
publish-pypi	17s
	1m 59s

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