“Madame Web” is the first Marvel-affiliated movie for which I feel truly sorry. Most of its problems are quality-related. But some aren’t; some relate to audience fatigue and OK, well, here’s another one. Sony Pictures’ piece of the Marvel pie, separate from the official, Disney-branded Marvel Cinematic Universe, includes the “Spider-Man” movies plus “Venom” and a few others. That pie has been sitting out on the counter, unrefrigerated, for a long time now. This is not “Madame Web’s” fault. The director and co-writer S.J. Clarkson makes her feature debut here; her extensive TV credits include …