Update website/src/pages/en/subgraphs/fair-use-policy.mdx

Co-authored-by: Benoît Rouleau <benoit.rouleau@icloud.com>

Author: idalithb

website/src/pages/en/subgraphs/fair-use-policy.mdx

@@ -20,7 +20,7 @@ This policy applies to all individual users, teams, chains, and dapps using Edge
 
 Beyond that, pricing is variable and adjusts based on usage patterns, network conditions, infrastructure requirements, and specific use cases.
 
-Reach out to [InfraDAO](indexing@infradao.com) or @jmulq on Telegram to discuss options that meet your technical needs.
+Reach out to [InfraDAO](mailto:indexing@infradao.com) or `@jmulq` on Telegram to discuss options that meet your technical needs.
 
 You can monitor your usage via [Subgraph Studio](https://thegraph.com/studio/).