Isn't it worse if it wasn't deliberate? Then, either he unconsciously marginalizes women. Or his first list was right, and now its patronizing to pad the list with lesser movies because equality.
Everybody is biased. The average person is blissfully unaware. Better people are aware and attempt to compensate. The worst of us are aware and embrace it.
We all do things like this. It says nothing about us, other than that we're human. Our character is shown by how we deal with it, not by whether we do it at all.
Considering that Lee's reaction was to essentially say, "Oops, thanks for pointing this out, here's some more," I'd say he's doing OK. But somehow everybody's losing their mind over it.