Correct the broken link to the GraphQL sample's README.md (#2149)

Signed-off-by: Emmanuel Ferdman <emmanuelferdman@gmail.com>
Co-authored-by: Raman Maksimchuk <dotnet044@gmail.com>

docs/features/graphql.rst

@@ -12,7 +12,7 @@ We wanted to show how easy it is to integrate the `GraphQL for .NET <https://git
 Please see the sample project `OcelotGraphQL <https://github.com/ThreeMammals/Ocelot/tree/main/samples/OcelotGraphQL>`_.
 Using a combination of the `graphql-dotnet <https://github.com/graphql-dotnet/graphql-dotnet>`_ project and Ocelot :doc:`../features/delegatinghandlers` features, this is pretty easy to do. 
 However we do not intend to integrate more closely with **GraphQL** at the moment.
-Check out the samples `README.md <https://github.com/ThreeMammals/Ocelot/blob/main/samples/OcelotGraphQL/README.md>`_ and that should give you enough instruction on how to do this!
+Check out the samples `README.md <https://github.com/ThreeMammals/Ocelot/blob/main/samples/GraphQL/README.md>`_ and that should give you enough instruction on how to do this!
 
 Future
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