add mapping for Marios Trivyzas
diff --git a/migration/mappings-data/account-map.csv.20220722.verified b/migration/mappings-data/account-map.csv.20220722.verified
index fb0ed77..7ae2192 100644
--- a/migration/mappings-data/account-map.csv.20220722.verified
+++ b/migration/mappings-data/account-map.csv.20220722.verified
@@ -372,3 +372,4 @@
 wunder,wrunderwood,Walter Underwood
 ilan,murblanc,Ilan Ginzburg
 murblanc,murblanc,Ilan Ginzburg
+matriv,matriv,Marios Trivyzas