Add --no-audio option

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

PR #3757 <https://github.com/Genymobile/scrcpy/pull/3757>

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

app/data/zsh-completion/_scrcpy

@@ -29,6 +29,7 @@ arguments=(
     '--max-fps=[Limit the frame rate of screen capture]'
     {-M,--hid-mouse}'[Simulate a physical mouse by using HID over AOAv2]'
     {-m,--max-size=}'[Limit both the width and height of the video to value]'
+    '--no-audio[Disable audio forwarding]'
     '--no-cleanup[Disable device cleanup actions on exit]'
     '--no-clipboard-autosync[Disable automatic clipboard synchronization]'
     '--no-downsize-on-error[Disable lowering definition on MediaCodec error]'