chore: sort contributors list

Author: remix-cla-bot[bot]

contributors.yml

@@ -58,6 +58,7 @@
 - shamsup
 - shihanng
 - shivamsinghchahar
+- souzasmatheus
 - srmagura
 - tanayv
 - thisiskartik
@@ -69,4 +70,3 @@
 - vijaypushkin
 - vikingviolinist
 - xcsnowcity
-- souzasmatheus