doc: move ofrobots to collaborator emeritus

Ali indicated in email that it makes sense to move him to collaborator
emeritus at this time.

README.md

@@ -387,8 +387,6 @@ For information about the governance of the Node.js project, see
 **Brian White** <[email protected]>
 * [MylesBorins](https://github.com/MylesBorins) -
 **Myles Borins** <[email protected]> (he/him)
-* [ofrobots](https://github.com/ofrobots) -
-**Ali Ijaz Sheikh** <[email protected]> (he/him)
 * [oyyd](https://github.com/oyyd) -
 **Ouyang Yadong** <[email protected]> (he/him)
 * [panva](https://github.com/panva) -
@@ -536,6 +534,8 @@ For information about the governance of the Node.js project, see
 **Chen Gang** <[email protected]>
 * [not-an-aardvark](https://github.com/not-an-aardvark) -
 **Teddy Katz** <[email protected]> (he/him)
+* [ofrobots](https://github.com/ofrobots) -
+**Ali Ijaz Sheikh** <[email protected]> (he/him)
 * [Olegas](https://github.com/Olegas) -
 **Oleg Elifantiev** <[email protected]>
 * [orangemocha](https://github.com/orangemocha) -