add learn.hasura.io graphql tutorials

Author: praveenweb

site/community/Community-Resources.md

@@ -124,3 +124,4 @@ To explore other community-developed resources and content about GraphQL, take a
 - [GraphQL World](https://graphql-world.com): Global community of GraphQL developers and events
 - [GraphQL Talks](https://www.graph.cool/talks/): Find & Watch the best GraphQL Talks
 - [Basically, Full-stack GraphQL](https://github.com/TejasQ/basically-fullstack-graphql): A code-based introduction to working with GraphQL on the client _and_ server in plain English
+- [GraphQL Tutorials](https://learn.hasura.io): Real World GraphQL tutorials for frontend developers.