That would be most people in the state. How many California high schoolers can get into the UCs? Taxes are paying for community colleges, too, after all.
And if you’re somehow suggesting that state resident taxpayers deserve all the spots at their state universities, well, your logic applies equally to out-of-state applicants as to internationals.
Also worth noting that voters’ aversion to taxation has contributed to the budget crunches faced by many universities.