start-indicator: drop dependency on turris-rainbow
This dependency is optional and is not necessary. It specially breaks Turris Mox as ranbow is not available there but there is still led trigger that signals bootup.
On notice to @vmyslivec
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This dependency is optional and is not necessary. It specially breaks Turris Mox as ranbow is not available there but there is still led trigger that signals bootup.
On notice to @vmyslivec