gadget: f_mass_storage: Don't force name to be mass_storage

Google was doing this but then they dropped it and we kept it.
Move closer to google's code and stop doing it.

Change-Id: I6f574de2920a0c3c501fa4d903a3fef108a932b8
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
1 file changed