meta: fix nits in README.md collaborators list

PR-URL: https://github.com/nodejs/node/pull/12866
Fixes: https://github.com/nodejs/node/issues/12865
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

README.md

@@ -193,7 +193,7 @@ more information about the governance of the Node.js project, see
 **Evan Lucas** <evanlucas@me.com> (he/him)
 * [fhinkel](https://github.com/fhinkel) -
 **Franziska Hinkelmann** <franziska.hinkelmann@gmail.com>
-* [fishrock123](https://github.com/fishrock123) -
+* [Fishrock123](https://github.com/Fishrock123) -
 **Jeremiah Senkpiel** <fishrock123@rocketmail.com>
 * [indutny](https://github.com/indutny) -
 **Fedor Indutny** <fedor.indutny@gmail.com>
@@ -272,14 +272,14 @@ more information about the governance of the Node.js project, see
 **Gibson Fahnestock** <gibfahn@gmail.com> (he/him)
 * [iarna](https://github.com/iarna) -
 **Rebecca Turner** <me@re-becca.org>
+* [imran-iq](https://github.com/imran-iq) -
+**Imran Iqbal** <imran@imraniqbal.org>
 * [imyller](https://github.com/imyller) -
 **Ilkka Myller** <ilkka.myller@nodefield.com>
 * [isaacs](https://github.com/isaacs) -
 **Isaac Z. Schlueter** <i@izs.me>
 * [italoacasas](https://github.com/italoacasas) -
 **Italo A. Casas** <me@italoacasas.com> (he/him)
-* [iWuzHere](https://github.com/iWuzHere) -
-**Imran Iqbal** <imran@imraniqbal.org>
 * [JacksonTian](https://github.com/JacksonTian) -
 **Jackson Tian** <shyvo1987@gmail.com>
 * [jbergstroem](https://github.com/jbergstroem) -
@@ -336,7 +336,7 @@ more information about the governance of the Node.js project, see
 **Minqi Pan** <pmq2001@gmail.com>
 * [princejwesley](https://github.com/princejwesley) -
 **Prince John Wesley** <princejohnwesley@gmail.com>
-* [qard](https://github.com/qard) -
+* [Qard](https://github.com/Qard) -
 **Stephen Belanger** <admin@stephenbelanger.com> (he/him)
 * [refack](https://github.com/refack) -
 **Refael Ackermann** <refack@gmail.com> (he/him)