[BUG]Clear screen on shutdown feature went away

[Sniffleupagus]

Describe the bug
A clear and concise description of what the bug is.

pwnagotchi does not clear screen on exit like it used to

To Reproduce
Steps to reproduce the behavior:

1. launch pwnagotchi
2. shutdown from webui
3. continue to see stuff on the screen

Expected behavior
A clear and concise description of what you expected to happen.

I expected the screen to clear

Screenshots
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Environment (please complete the following information):

• Pwnagotchi version 2.9.5-3
• Type of hardware - raspberry pi 3a
• Any additional hardware used - pisugar3

Additional context
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