CI: added compile test for jn516x folder

tests/05-compile-tools/Makefile

@@ -25,7 +25,7 @@
 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
 
-TOOLS=tools sky
+TOOLS=tools sky jn516x
 TOOLSDIR=../../tools
 TESTLOGS=$(patsubst %,%.testlog, $(TOOLS))
 

tools/jn516x/Makefile

@@ -21,5 +21,10 @@ endif
 
 all:	$(SERIALDUMP)
 
+CFLAGS += -Wall -Werror
+
 $(SERIALDUMP):	serialdump.c
 	$(CC) -O2 -o $@ $<
+
+clean:
+	rm -f $(SERIALDUMP)