Bump GraphQL from 4.0.2 to 4.2.0 (#137)

Bumps [GraphQL](https://github.com/graphql-dotnet/graphql-dotnet) from 4.0.2 to 4.2.0.
- [Release notes](https://github.com/graphql-dotnet/graphql-dotnet/releases)
- [Commits](graphql-dotnet/graphql-dotnet@4.0.2...4.2.0)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/GraphQL.Authorization.Tests/GraphQL.Authorization.Tests.csproj

@@ -3,7 +3,7 @@
 
   <PropertyGroup>
     <TargetFrameworks>net5;netcoreapp3.1</TargetFrameworks>
-    <GraphQLTestVersion>4.0.2</GraphQLTestVersion>
+    <GraphQLTestVersion>4.2.0</GraphQLTestVersion>
   </PropertyGroup>
 
   <ItemGroup>

src/GraphQL.Authorization/GraphQL.Authorization.csproj

@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="GraphQL" Version="4.0.2" />
+    <PackageReference Include="GraphQL" Version="4.2.0" />
   </ItemGroup>
 
 </Project>