staging:media:go7007:saa7134-go7007.c: Remove space before tabs

This patch removes the checkpatch.pl warning "please, no space before
tabs" in saa7134-go7007.c by converting space followed by tab to tab
followed by tab.
Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>