Group of lights turning on for no reason (or at least I'm not sure why)

I can't be sure as I haven't trawlled your logs in any great detail however, just recently the Hubitat Live, Bruce explained how to simplify rules and your example is nearly identical - avoiding the "changed" trigger. Have a look at this post where they have written out the example he talked through: In case you missed it! Learn about the KISS Threshold This may remove redundant triggers of the rule...

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