update example app version

example/pubspec.lock

@@ -72,9 +72,9 @@ packages:
   flutter_ffmpeg:
     dependency: "direct main"
     description:
-      path: ".."
-      relative: true
-    source: path
+      name: flutter_ffmpeg
+      url: "https://pub.dartlang.org"
+    source: hosted
     version: "0.2.10"
   flutter_test:
     dependency: "direct dev"

example/pubspec.yaml

@@ -12,8 +12,7 @@ dependencies:
   cupertino_icons: ^0.1.2
   path: ^1.6.4
   path_provider: ^1.4.0
-  flutter_ffmpeg:
-    path: ..
+  flutter_ffmpeg: 0.2.10
 
 dev_dependencies:
   flutter_test: