Abba, nobody serious about hashkofa has ever doubted the existence of golems; there have been people who questioned or denied specifically the maharals golem, because of historical kashas, not hashkafic ones.
But most gedolim say like what’s been quoted here; he could have made it, so who cares if he did or not? And we also shouldn’t expend effort to minimize things like this… The motivation could be maskilish