nn: add build script for nn kernel lib

Signed-off-by: Cedric Encarnacion <cedricjustine.encarnacion@analog.com>

Author: cencarna

adi_sharcfx_nn/Project/Makefile

@@ -0,0 +1,14 @@
+include ../../tools/sharcfx/sharcfx.mk
+
+BUILD_DIR := ./build
+LIB_SRCS := .
+LIB := libadi_sharcfx_nn.a
+
+INCLUDES += \
+	-I"../Include" \
+	-I"../../examples/shared"
+
+CPP_SRCS += \
+	$(wildcard $(LIB_SRCS)/src/*.cpp)
+
+include ../../tools/sharcfx/lib.mk