Bump GraphQL.Client from 5.1.1 to 6.0.0 (#48)

Author: dependabot[bot]

SimpleXamarinGraphQL.Android/SimpleXamarinGraphQL.Android.csproj

@@ -61,7 +61,7 @@
     </ItemGroup>
     <ItemGroup>
         <PackageReference Include="Xamarin.Forms" Version="5.0.0.2578" />
-        <PackageReference Include="GraphQL.Client" Version="5.1.1" />
+        <PackageReference Include="GraphQL.Client" Version="6.0.0" />
         <PackageReference Include="Polly" Version="7.2.3" />
         <PackageReference Include="modernhttpclient-updated" Version="3.4.3" />
         <PackageReference Include="Xamarin.Essentials" Version="1.7.5" />

SimpleXamarinGraphQL.iOS/SimpleXamarinGraphQL.iOS.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
     <PropertyGroup>
         <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -123,7 +123,7 @@
     </ItemGroup>
     <ItemGroup>
         <PackageReference Include="Xamarin.Forms" Version="5.0.0.2578" />
-        <PackageReference Include="GraphQL.Client" Version="5.1.1" />
+        <PackageReference Include="GraphQL.Client" Version="6.0.0" />
         <PackageReference Include="Polly" Version="7.2.3" />
         <PackageReference Include="modernhttpclient-updated" Version="3.4.3" />
         <PackageReference Include="Xamarin.Essentials" Version="1.7.5" />

SimpleXamarinGraphQL/SimpleXamarinGraphQL.csproj

@@ -12,7 +12,7 @@
     </PropertyGroup>
     <ItemGroup>
         <PackageReference Include="Xamarin.Forms" Version="5.0.0.2578" />
-        <PackageReference Include="GraphQL.Client" Version="5.1.1" />
+        <PackageReference Include="GraphQL.Client" Version="6.0.0" />
         <PackageReference Include="AsyncAwaitBestPractices.MVVM" Version="6.0.6" />
         <PackageReference Include="Polly" Version="7.2.3" />
         <PackageReference Include="modernhttpclient-updated" Version="3.4.3" />