cmake: remove redundant -fPIC option
cmake: remove redundant -fPIC option

Cmake adds this automatically.

Change-Id: I7f5a3bc20a512b55d47d67d2d5bceaa7b2f0d3d9
Signed-off-by: Markus Metzger <5f675b2b36595f90898e014b548ff7d9bbff2ab7@intel.com>

hoangt/processor-trace,01org/processor-trace,hoangt/processor-trace,01org/processor-trace,01org/processor-trace