Audio mute unmute fixes (#234)

* progress

* refresh

* Create Podfile.lock

* Update Podfile.lock

* pub

* update deps.

* fix tests

* dart format .

* fix duplicate imports

---------

Co-authored-by: cloudwebrtc <[email protected]>

example/lib/theme.dart

@@ -21,9 +21,6 @@ class LiveKitTheme {
   final accentColor = LKColors.lkBlue;
 
   ThemeData buildThemeData(BuildContext ctx) => ThemeData(
-        backgroundColor: bgColor,
-        // accentColor: accentColor,
-        // colorScheme: ColorScheme.fromSwatch(primarySwatch: Colors.blue),
         appBarTheme: AppBarTheme(
           backgroundColor: cardColor,
         ),
@@ -95,5 +92,9 @@ class LiveKitTheme {
           enabledBorder: InputBorder.none,
           focusedBorder: InputBorder.none,
         ),
+        colorScheme: ColorScheme.fromSeed(
+          seedColor: Colors.white,
+          background: bgColor,
+        ),
       );
 }