get rid of utils/executablepath.h, which now lives in the simulator
diff --git a/simulator/app/executablepath_darwin.cpp b/simulator/app/executablepath_darwin.cpp
index 2e3c3a0..9ec1c18 100644
--- a/simulator/app/executablepath_darwin.cpp
+++ b/simulator/app/executablepath_darwin.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#include <utils/executablepath.h>
+#include "executablepath.h"
 #import <Carbon/Carbon.h>
 #include <unistd.h>