Make samples support cmake

Only cmake can support static lib of hip rt.
Thus samples will support static lib of hip
rt when this is done.

Change-Id: I70e8d06e85084369a035b42c5d1d56287c874ac9

samples/0_Intro/bit_extract/Makefile

@@ -9,19 +9,15 @@ HIPCC=$(HIP_PATH)/bin/hipcc
 
 # Show how to use PLATFORM to specify different options for each compiler:
 ifeq (${HIP_PLATFORM}, nvcc)
-	HIPCC_FLAGS = -gencode=arch=compute_20,code=sm_20 
+	HIPCC_FLAGS = -gencode=arch=compute_20,code=sm_20
 endif
 
 EXE=bit_extract
-EXE_STATIC=bit_extract_static
 
 $(EXE): bit_extract.cpp
 	$(HIPCC) $(HIPCC_FLAGS) $< -o $@
 
-$(EXE_STATIC): bit_extract.cpp
-	$(HIPCC) -use-staticlib  $(HIPCC_FLAGS) $< -o $@
-
-all: $(EXE) $(EXE_STATIC)
+all: $(EXE)
 
 clean:
-	rm -f *.o $(EXE) $(EXE_STATIC)
+	rm -f *.o $(EXE)