chore: upgrade gql version

lib/utils/request_serilizer.dart

@@ -1,4 +1,4 @@
-import "package:gql/execution.dart";
+import "package:gql_exec/gql_exec.dart";
 import "package:gql/language.dart";
 import 'package:gql_link/gql_link.dart';
 
@@ -12,7 +12,7 @@ class GithubRequestSerializer extends RequestSerializer {
     return <String, dynamic>{
       // Remove operationName here for GitHub API compatibility
       // "operationName": request.operation.operationName,
-      "variables": request.operation.variables,
+      "variables": request.variables,
       "query": printNode(request.operation.document),
       if (thunk != null)
         "extensions": thunk.getRequestExtensions(request),

pubspec.yaml

@@ -36,7 +36,6 @@ dependencies:
   uri: ^0.11.3
   fimber: ^0.3.2
   photo_view: ^0.7.0
-  gql: ^0.11.1
   artemis: ^2.1.2
   gql_link: ^0.2.0
   fluro: ^1.5.1