Update team.mkd

team.mkd

@@ -30,7 +30,7 @@ If you don't want to be a member of the team, make a PR to remove yourself.
 | Jaro Reinders         | @Noughtmare         | i386, rules, unlifted types                           |
 | Jeff Young            | @doyougnu           | Runtime and compiler performance, backpack, javascript backend, modularity                                        |
 | John Ericson          | @Ericson2314        |                                                       |
-| Josh Meredith         | @JoshMeredith       |                                                       |
+| Josh Meredith         | @JoshMeredith       | JS backend, extensible interfaces, performance        |
 | Krzysztof Gogolewski  | @monoidal           | typechecker, linear types, representation polymorphism |
 | Luite Stegeman        | @luite              | JS backend, GHCi, bytecode, performance               |
 | Matt Pickering        | @mpickering         | infrastructure, monitoring, profiling, typed template haskell   |