>>Are they getting pressure from their wives?<<
Stones' women have/had much influence on the boys, but I seriously doubt any pressure was put on Mick to change lyrics for this reason.
I'm thinking Mick might have decided to be more PC in some cases, but perhaps in most cases, he just wanted to try something different.
I remember at one show I attended, a "new" line in
Shattered was "to live in this dump you must be...."