Pontoon/AMO Frontend: Update Italian (it)

Co-authored-by: Francesco Lodolo [:flod] <[email protected]> (it)

Author: mozilla-pontoon

locale/it/LC_MESSAGES/amo.po

@@ -1672,11 +1672,11 @@ msgstr "Permessi"
 
 #: src/amo/components/PermissionsCard/index.js:84
 msgid "Required permissions:"
-msgstr ""
+msgstr "Permessi obbligatori:"
 
 #: src/amo/components/PermissionsCard/index.js:94
 msgid "Optional permissions:"
-msgstr ""
+msgstr "Permessi facoltativi:"
 
 #: src/amo/components/PermissionsCard/permissions.js:27
 msgid "Read and modify bookmarks"