re-order linker flags in example Makefile

fixes a bug when compiling on debian

examples/Makefile

@@ -34,7 +34,7 @@ BINDIR = bin
 #.PHONY: clean
 
 all: mkdirs
-	$(CXX) $(CXXFLAGS) main.cpp -o $(BINDIR)/testing $(LDFLAGS) $(LIB)
+	$(CXX) $(CXXFLAGS) main.cpp -o $(BINDIR)/testing $(LIB) $(LDFLAGS)
 
 mkdirs:
 	@mkdir -p $(BINDIR) $(OBJDIR)