fix(rpi3): use correct name for include guards

fixed rpi_shared.h include guard, previously the commented
endif was RPI3_PRIVATE, which could be a cause for confusion
when searching through header files.

Change-Id: I721f9f7c38cd14cda0385593b307cdfc71f810f8
Signed-off-by: Abhi Singh <abhi.singh@arm.com>
1 file changed