Add --no-audio option

Audio will be enabled by default (when supported). Add an option to
disable it.

Co-authored-by: Romain Vimont <rom@rom1v.com>
Signed-off-by: Romain Vimont <rom@rom1v.com>

app/data/bash-completion/scrcpy

@@ -23,6 +23,7 @@ _scrcpy() {
         --max-fps=
         -M --hid-mouse
         -m --max-size=
+        --no-audio
         --no-cleanup
         --no-clipboard-autosync
         --no-downsize-on-error