Update CODE_OF_CONDUCT.md

Co-authored-by: Raphaël Proust <[email protected]>

Author: vouillon

CODE_OF_CONDUCT.md

@@ -7,6 +7,6 @@ This project has adopted the [OCaml Code of Conduct](https://github.com/ocaml/co
 This project follows the OCaml Code of Conduct [enforcement policy](https://github.com/ocaml/code-of-conduct/blob/main/CODE_OF_CONDUCT.md#enforcement).
 
 To report any violations, please contact Jérôme
-Vouillon, Raphael Proust, Vincent Balat, Hugo Heuzard and Gabriel
+Vouillon, Raphaël Proust, Vincent Balat, Hugo Heuzard and Gabriel
 Radanne at <moderation [at] ocsigen [dot] org>
 (or some of them individually).