doc: add Bethany to TSC

Refs: nodejs/TSC#718

README.md

@@ -154,6 +154,8 @@ For information about the governance of the Node.js project, see
 **Anna Henningsen** <[email protected]> (she/her)
 * [apapirovski](https://github.com/apapirovski) -
 **Anatoli Papirovski** <[email protected]> (he/him)
+* [BethGriggs](https://github.com/BethGriggs) -
+**Beth Griggs** <[email protected]> (she/her)
 * [ChALkeR](https://github.com/ChALkeR) -
 **Сковорода Никита Андреевич** <[email protected]> (he/him)
 * [cjihrig](https://github.com/cjihrig) -
@@ -242,8 +244,6 @@ For information about the governance of the Node.js project, see
 **Bryan English** <[email protected]> (he/him)
 * [benjamingr](https://github.com/benjamingr) -
 **Benjamin Gruenbaum** <[email protected]>
-* [BethGriggs](https://github.com/BethGriggs) -
-**Beth Griggs** <[email protected]> (she/her)
 * [bmeck](https://github.com/bmeck) -
 **Bradley Farias** <[email protected]>
 * [bmeurer](https://github.com/bmeurer) -