example-script: Don't increase volume a lot at the start
example-script: Don't increase volume a lot at the start

This has nothing to do with TestTUI.

The example script almost blew my speakers just now... This should avoid
that happening again.

Signed-off-by: Frank Terbeck <d352dbdf6170085acaf7ed62197a4de1452a0073@bewatermyfriend.org>

ft/test-tui