Show an error toast if there is not available SMS app when sending SMS

User cannot send SMS and no error message if there is not available SMS
app when sending it from missed call notification. Show an error toast
if there is not available SMS app.

Test: manual - Verified behavior of launching the SMS application from
missed call notification when the SMS application is disabled.
Test: auto - Passed TelecomUnitTests.
Bug: 141276199

Change-Id: Iaa48ee7a9ce94ffebba0d132cad331526112c107