Unless violence against innocents is being perpetrated or threatened, the terrorist label should not be used. Property damage against industrial polluters and non-violent civil disobedience should never be counted as terrorism. Frankly, at this point, this kind of action is arguably a moral imperative.
Colorado did something similar last year as well.
https://www.npr.org/2022/11/09/1134832752/colorado-free-school-lunch-results-measure-midterms