Pontoon/Mozilla.org: Update Sicilian (scn)

Co-authored-by: David Paleino <[email protected]> (scn)

scn/firefox/browsers/best-browser.ftl

@@ -7,3 +7,5 @@
 
 best-browser-privacy-speed-and-security = Privatizza, listizza e sicurizza.
 best-browser-how-to-choose-the-best = Comu scartari u megghiu navicaturi pi tia.
+best-browser-a-browser-that-minds = Un navicaturi chi si fa i fatti so.
+best-browser-take-control-of-your = Pigghia u cuntrollu dû to navicaturi.

scn/firefox/browsers/chromebook.ftl

@@ -0,0 +1,17 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at https://mozilla.org/MPL/2.0/.
+
+
+### URL: https://www-dev.allizom.org/firefox/browsers/chromebook/
+
+
+# HTML page title
+
+browsers-chromebook-get-firefox-browser = Pìgghiati { -brand-name-firefox-browser } pi { -brand-name-chromebook }
+browsers-chromebook-browsers-chromebook-get-firefox-for = Pìgghiati { -brand-name-firefox } pi { -brand-name-android }
+browsers-chromebook-get-firefox-desktop = Pìgghiati { -brand-name-firefox } pû Scagnu pi { -brand-name-chromebook }
+
+# Variables:
+# $url (url) - link to https://support.mozilla.org/kb/run-firefox-chromeos with additional attributes
+

scn/navigation_refresh.ftl

@@ -3,6 +3,8 @@
 # file, You can obtain one at https://mozilla.org/MPL/2.0/.
 
 navigation-refresh-mozilla = { -brand-name-mozilla }
+# An accessible label used to describe that the role of the element is the primary website navigation.
+navigation-refresh-landmark-label = Primariu
 
 ## About us