Sound: fix memleak, update config file

src/common/init.c

@@ -385,6 +385,7 @@ static void destroyConfig(FFinstance* instance)
     destroyModuleArg(&instance->config.openCL);
     destroyModuleArg(&instance->config.users);
     destroyModuleArg(&instance->config.bluetooth);
+    destroyModuleArg(&instance->config.sound);
 
     ffStrbufDestroy(&instance->config.libPCI);
     ffStrbufDestroy(&instance->config.libVulkan);

src/data/config_user.txt

@@ -255,9 +255,9 @@
 
 # Sound show all option
 # Sets if all sound devices should be printed
-# Must be either true or false
-# Default is false ( only main device should be printed ).
-#--sound-show-all false
+# Must be either main, active or all. Default is main
+# Default is main.
+#--sound-type main
 
 # Percentage output type option
 # Applies to all modules that prints percentage values. Currently memory, swap, disk, battery and CPU usage are supported.