The people wanting moar powah will still bash it for being weaker than the base PS4 and a gen behind PS5/Scarlett, and the average consumer won't care. The idea that it'd give a massive boost to Switch sales, especially "Wii + DS" levels, is just fantasy.
Having more power isn’t exactly the important part. Just having a new system that is better than the last is the important part. Power also isn’t the only important part that could factor in to it. Nintendo will have a new system like this eventually, probably next year. Lite won’t be the last of the switch family