Don't get played.
If she had actually changed she wouldn't have resigned; she'd have stayed in Congress and fought them.
She slid out at the perfect time. She'll be a well paid talking head in the midterms and go on a lucrative lecture tour afterwards. She'll probably run in the 2028 primaries and go into the Convention with enough support to make a great deal for herself.
When it was advantageous for her to play the rube she played the rube. Now she is playing at reform.