macOS: update translations

Change-Id: I6fbd76030a2cf7e55318d3cc585e7959efb6904d
diff --git a/ui/it_IT.lproj/MessageCells.strings b/ui/it_IT.lproj/MessageCells.strings
index bcc9e1e..8bb44b6 100644
--- a/ui/it_IT.lproj/MessageCells.strings
+++ b/ui/it_IT.lproj/MessageCells.strings
@@ -3,16 +3,16 @@
 "1c6-BK-hfV.title" = "Annulla";
 
 /* Class = "NSButtonCell"; title = "Round Rect"; ObjectID = "3i8-bi-EQN"; */
-"3i8-bi-EQN.title" = "Round Rect";
+"3i8-bi-EQN.title" = "Arrotonda angoli";
 
 /* Class = "NSButtonCell"; title = "Round Rect"; ObjectID = "8CE-a4-Ayu"; */
-"8CE-a4-Ayu.title" = "Round Rect";
+"8CE-a4-Ayu.title" = "Arrotonda angoli";
 
 /* Class = "NSButtonCell"; title = "Cancel"; ObjectID = "9Oq-TB-quZ"; */
 "9Oq-TB-quZ.title" = "Annulla";
 
 /* Class = "NSButtonCell"; title = "Round Rect"; ObjectID = "DmW-13-1QZ"; */
-"DmW-13-1QZ.title" = "Round Rect";
+"DmW-13-1QZ.title" = "Arrotonda angoli";
 
 /* Class = "NSBox"; title = "Box"; ObjectID = "EAm-7Z-ubs"; */
 "EAm-7Z-ubs.title" = "Box";
@@ -21,7 +21,7 @@
 "Ko5-2g-foK.title" = "Box";
 
 /* Class = "NSButtonCell"; title = "Round Rect"; ObjectID = "Oo1-gq-aPY"; */
-"Oo1-gq-aPY.title" = "Round Rect";
+"Oo1-gq-aPY.title" = "Arrotonda angoli";
 
 /* Class = "NSButtonCell"; title = "Refuse"; ObjectID = "QGs-MO-mVi"; */
 "QGs-MO-mVi.title" = "Rifiuto";
@@ -33,7 +33,7 @@
 "e0e-TK-qch.title" = "Box";
 
 /* Class = "NSButtonCell"; title = "Round Rect"; ObjectID = "fu2-X7-GW8"; */
-"fu2-X7-GW8.title" = "Round Rect";
+"fu2-X7-GW8.title" = "Arrotonda angoli";
 
 /* Class = "NSButtonCell"; title = "Accept"; ObjectID = "tBq-Qe-bEm"; */
 "tBq-Qe-bEm.title" = "Accetta";