staging/easycap: add first level indentation to easycap_sound_oss.c

Add first level indentation to easycap_sound_oss.c with astyle -t8
62 lines over 80 characters were left out for further fix

Cc: Mike Thomas <rmthomas@sciolus.org>
Signed-off-by: NTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>