Started using evol's sleep_ms

Signed-off-by: Robear Selwans <robear.selwans@outlook.com>

src/main.c

@@ -2,6 +2,7 @@
 #include <evol/common/ev_log.h>
 #include <evol/common/ev_macros.h>
 #include <evol/common/ev_profile.h>
+#include <evol/utils/sleep.h>
 
 #define TYPE_MODULE evmod_glfw
 #include <evol/meta/type_import.h>
@@ -135,6 +136,7 @@ int main(int argc, char **argv)
     Vec3 pos = Rigidbody->getPosition(testHandle);
     printf("Current position of Entity1 = (%f, %f, %f)\n", pos.x, pos.y, pos.z);
 
+    sleep_ms(17);
   }
 
   evol_unloadmodule(physics_module);