staging: bcm: Typedefs.h Fix do not use // c99 comments.

This patch fixes "do not use // C99 comments"
errors in Typedefs.h

Signed-off-by: Aybuke Ozdemir <aybuke.147@gmail.com>
Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>