chore(infra): remove fpga project when make clean

Author: CSharperMantle

fpga/nscscc-team/run_vivado/Makefile

@@ -25,7 +25,7 @@ all: project syn impl bit
 
 .PHONY: clean
 clean:
-	rm -rf .Xil/ *.jou *.log output/
+	rm -rf .Xil/ *.jou *.log output/ project/
 
 ../../../software/examples/nscscc_func/obj/main.bin:
 	$(MAKE) -C ../../../software/examples/nscscc_func/