kernel: use ksud as root shell instead of /system/bin/sh

kernel/sucompat.c

@@ -15,6 +15,7 @@
 #include "allowlist.h"
 #include "arch.h"
 #include "klog.h" // IWYU pragma: keep
+#include "ksud.h"
 
 #define SU_PATH "/system/bin/su"
 #define SH_PATH "/system/bin/sh"
@@ -95,7 +96,7 @@ int ksu_handle_execveat_sucompat(int *fd, struct filename **filename_ptr,
 				 void *argv, void *envp, int *flags)
 {
 	struct filename *filename;
-	const char sh[] = SH_PATH;
+	const char sh[] = KSUD_PATH;
 	const char su[] = SU_PATH;
 
 	if (!filename_ptr)