Add Shane32 as interested developer (#236)

Author: Shane32

INTERESTED_DEVELOPERS.md

@@ -76,6 +76,9 @@ yourself by username.
 - @mmatsa
   - Company/Project/Repo: https://github.com/graphql/libgraphqlparser
   - Reason: Interested in client/server in C++
+- @shane32
+  - Company/Project/Repo: https://github.com/graphql-dotnet/server
+  - Reason: Interested in a common HTTP spec and common subscriptions spec
 - @sjparsons
   - Company/Project/Repo: PayPal & Braintree https://github.com/sjparsons
   - Reason: Interested in common spec
@@ -92,4 +95,4 @@ yourself by username.
 
 ### CC Helper
 
-`@abernix @balshor @benjie @deinok @erikwittern @jaydenseric @michaelstaib @mike-marcacci @mmatsa @sjparsons @spawnia @sungam3r @touchstone117 @enisdenjo`
+`@abernix @balshor @benjie @deinok @erikwittern @jaydenseric @michaelstaib @mike-marcacci @mmatsa @shane32 @sjparsons @spawnia @sungam3r @touchstone117 @enisdenjo`