doc: add @ShogunPanda to collaborators

PR-URL: nodejs#42362
Fixes: nodejs#42245
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Mestery <mestery@protonmail.com>

README.md

@@ -428,6 +428,8 @@ For information about the governance of the Node.js project, see
   **Santiago Gimeno** <<santiago.gimeno@gmail.com>>
 * [shisama](https://github.com/shisama) -
   **Masashi Hirano** <<shisama07@gmail.com>> (he/him)
+* [ShogunPanda](https://github.com/ShogunPanda) -
+  **Paolo Insogna** <<paolo@cowtech.it>> (he/him)
 * [srl295](https://github.com/srl295) -
   **Steven R Loomis** <<srloomis@us.ibm.com>>
 * [starkwang](https://github.com/starkwang) -