Rename MediaPlayerStreamingTest

When MPST brings down the media server, the Ringtone tests end up
failing when trying to load ringtone resources in the setUp method.
Renaming MPST to SMPT so that it occurs after the Ringtone tests,
so that the Ringtone tests don't fail and raise concern.

Change-Id: I2a93a698f441c510bd71206fc3bcc4089825f308
1 file changed