Staging: bcm: IPv6Protocol.c coding style fix

Fith in a series of patche to fi coding syle in IPv6Protocol.c
Fixed trailing whitespaces and replaced spaces with tabs
in code indents

Signed-off-by: Max Tottenham <mtottenh@gmail.com>
Acked-by: Kevin McKinney <klmckinney1@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>