Increase attempts to start AudioRecord

Making the shell app foreground (specific for Android 11) may take more
than 300ms on some devices, so increase the number of attempts from 3 to
5 (separated by 100ms).

Fixes #4147 <https://github.com/Genymobile/scrcpy/issues/4147>
Refs #3796 <https://github.com/Genymobile/scrcpy/issues/3796>
Refs 02f4ff7534

server/src/main/java/com/genymobile/scrcpy/AudioCapture.java

@@ -118,7 +118,7 @@ public final class AudioCapture {
         if (Build.VERSION.SDK_INT == Build.VERSION_CODES.R) {
             startWorkaroundAndroid11();
             try {
-                tryStartRecording(3, 100);
+                tryStartRecording(5, 100);
             } finally {
                 stopWorkaroundAndroid11();
             }