Revert "[mms] Add the 'time_format_mini' preference."

This reverts commit 98a072e3cf08bceacf7552971b9fb9bfd5457b14.
Revert "Use mini time format here"

This reverts commit e063e350d0e989792c9a1f2e2200637b024e3da3.
Bump versions and state to stable.
Bump required versions to stable.