Rework the `mullvad status listen` command #240

Job	Run time
build-ios (aarch64-apple-ios)	1m 37s
build-ios (aarch64-apple-ios-sim)	1m 53s
clippy-check-ios (aarch64-apple-ios)	1m 13s
clippy-check-ios (aarch64-apple-ios-sim)	1m 12s
	5m 55s

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