Remove Rojen Zaman's name and signature. (rms-open-letter#2532)

Author: rojenzaman

index.md

@@ -2380,7 +2380,6 @@ Free Software Contributor)
 1. Roger Robertson (strangrjrjr)
 1. Roger Zanoni (Igalia)
 1. Rohit Goswami (@HaoZeke, FOSS developer for 10+ years)
-1. Rojen Zaman
 1. Romain Menke
 1. Romina Killpack (walkaway.wiki research cooperative)
 1. Romina Suarez (@rowasc)