Adds missing meta dependency

Author: obrunsmann

example/pubspec.lock

@@ -161,10 +161,10 @@ packages:
   nakama:
     dependency: "direct main"
     description:
-      path: "../.."
+      path: ".."
       relative: true
     source: path
-    version: "0.0.1"
+    version: "0.1.0"
   path:
     dependency: transitive
     description:

example/pubspec.yaml

@@ -10,7 +10,7 @@ dependencies:
   flutter:
     sdk: flutter
   nakama:
-    path: ../../
+    path: ../
 
 dev_dependencies:
   flutter_test:

pubspec.lock

@@ -329,7 +329,7 @@ packages:
     source: hosted
     version: "0.12.10"
   meta:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: meta
       url: "https://pub.dartlang.org"

pubspec.yaml

@@ -13,10 +13,11 @@ dependencies:
   chopper: ^4.0.1
   fixnum: ^1.0.0
   grpc: ^3.0.0
+  json_annotation: ^4.0.1
   jwt_decoder: ^2.0.1
+  meta: ^1.3.0
   protobuf: ^2.0.0
   web_socket_channel: ^2.1.0
-  json_annotation: ^4.0.1
 
 dev_dependencies:
   build_runner: ^2.0.4