Update deprecated resource

README.md

@@ -379,7 +379,7 @@ Only main chapters:
 ##### :black_small_square: Other
 
 <p>
-&nbsp;&nbsp; <a href="https://github.com/skx/sysadmin-util"><b>sysadmin-util</b></a> - tools for Linux/Unix sysadmins.<br>
+&nbsp;&nbsp; <a href="https://github.com/skx/sysbox"><b>SysBox</b></a> - tools for Linux/Unix sysadmins.<br>
 &nbsp;&nbsp; <a href="http://inotify.aiken.cz/"><b>incron</b></a> - is an inode-based filesystem notification technology.<br>
 &nbsp;&nbsp; <a href="https://github.com/axkibe/lsyncd"><b>lsyncd</b></a> - synchronizes local directories with remote targets (Live Syncing Daemon).<br>
 &nbsp;&nbsp; <a href="https://github.com/rgburke/grv"><b>GRV</b></a> - is a terminal based interface for viewing Git repositories.<br>