V4L/DVB (11038): Fix the issue with audio module & correction of Names

The audio module requested in driver differs with module
created by Makefile. Makefile is corrected to create the same module name
required by driver. Also, corrected the strings that shows wrong name.

Signed-off-by: Srinivasa Deevi <srinivasa.deevi@conexant.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>