Fix execute library include compatibility

lib/ipban.hpp

@@ -12,7 +12,7 @@
 #include <time.h>
 #include <unistd.h>
 
-#include "../exec/lib/exec.hpp"
+#include "../../exec/lib/exec.hpp"
 
 using namespace std;
 

test/compile.sh

@@ -1 +1 @@
-g++ test.cpp ../src/*.cpp ../exec/src/*.cpp -o test
+g++ test.cpp ../src/*.cpp ../../exec/src/*.cpp -o test