doc: move Sam Ruby to emeritus

Sam confirmed in email that they are not opposed to moving to emeritus
at this time.

README.md

@@ -411,8 +411,6 @@ For information about the governance of the Node.js project, see
 **Ricky Zhou** <0x19951125@gmail.com> (he/him)
 * [ronag](https://github.com/ronag) -
 **Robert Nagy** <ronagy@icloud.com>
-* [rubys](https://github.com/rubys) -
-**Sam Ruby** <rubys@intertwingly.net>
 * [ruyadorno](https://github.com/ruyadorno) -
 **Ruy Adorno** <ruyadorno@github.com> (he/him)
 * [rvagg](https://github.com/rvagg) -
@@ -568,6 +566,8 @@ For information about the governance of the Node.js project, see
 **Ron Korving** <ron@ronkorving.nl>
 * [RReverser](https://github.com/RReverser) -
 **Ingvar Stepanyan** <me@rreverser.com>
+* [rubys](https://github.com/rubys) -
+**Sam Ruby** <rubys@intertwingly.net>
 * [sam-github](https://github.com/sam-github) -
 **Sam Roberts** <vieuxtech@gmail.com>
 * [sebdeckers](https://github.com/sebdeckers) -