Support using <> lessthan/greater than characters in device description

[sgvfr]

Describe the bug

using Cacti 1.3

If using <> in a device description, the characters display as escape characters in dropdown menus

To Reproduce

Steps to reproduce the behavior:

1. edit a device description

2. include a less than or greater than symbol "< or >, <>"

3. go to "Management/Graphs"

4. display dropdown menu, if the device is "selected" it displays correctly, other devices show the escape characters for lt/gt

Expected behavior

Display lt/gt symbols in the device names while unselected in a dropdown menu.

Screenshots