I doubt Trump will pardon Hillary. I believe he wants her to run for POTUS again so he can get re-elected.
The Clintons are done with politics. This last campaign took too much of a toll on both Bill and Hillary's health while Chelsea possesses neither the ambition of her mother nor the charisma of her father to expect much of a career as a politician.
The CFF and CGI will slowly be dismantled and the three of them will retire to lives of privacy and financial comfort, thankful to have avoided prison.