[PM] Support material AlertDialog (1/N)

- Use MaterialAlertDialog in InstallConfirmation dialog
- Create UiUtil
- Update the font style to the original one
- Create the temporary themes and styles, after we replaces all
  dialogs, will remove them

Flag: android.content.pm.use_pia_v2
Test: manual
Bug: 274120822
Change-Id: I117cc7136ffb08a92347b750edc194c93acee434