Pontoon/AMO Frontend: Update Italian (it)

Co-authored-by: Michele Rodaro <[email protected]> (it)

Author: mozilla-pontoon

locale/it/LC_MESSAGES/amo.po

@@ -2420,8 +2420,8 @@ msgstr "Ancora nessuna recensione"
 #: src/amo/pages/Addon/index.js:254
 msgid "Rated %(ratingAverage)s by 1 reviewer"
 msgid_plural "Rated %(ratingAverage)s by %(ratingCount)s reviewers"
-msgstr[0] ""
-msgstr[1] ""
+msgstr[0] "Voto %(ratingAverage)s da 1 revisore"
+msgstr[1] "Voto %(ratingAverage)s da %(ratingCount)s revisori"
 
 #: src/amo/pages/Addon/index.js:291
 msgid "About this dictionary"