Update MentOs code to the latest development version.

programs/init.c

@@ -0,0 +1,28 @@
+///                MentOS, The Mentoring Operating system project
+/// @file init.c
+/// @brief `init` program.
+/// @copyright (c) 2014-2021 This file is distributed under the MIT License.
+/// See LICENSE.md for details.
+
+#include <sys/unistd.h>
+#include <sys/wait.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char *argv[], char *envp[])
+{
+    char *_argv[] = { "login", NULL };
+
+    if (fork() == 0) {
+        execv("/bin/login", _argv);
+        printf("This is bad, I should not be here! EXEC NOT WORKING\n");
+    }
+    int status;
+#pragma clang diagnostic push
+#pragma ide diagnostic ignored "EndlessLoop"
+    while (1) {
+        wait(&status);
+    }
+#pragma clang diagnostic pop
+    return 0;
+}