Add logging for tap-to-edit smart replies

Log the status of getEditChoicesBeforeSending with the
SMART_REPLY_VISIBLE and SMART_REPLY_ACTION events.

Log whether the reply was changed before sending with the
SMART_REPLY_ACTION event.

Bug: 123407240
Test: atest NotificationManagerServiceTest SmartReplyControllerTest SmartReplyViewTest NotificationContentViewTest RemoteInputViewTest SmartReplyViewTest
Change-Id: I92bf9b9486f023e7a1ab553c24a9d021dc2f3133