Fix minor typo

content/announcements/plasma/5/20.90.md

@@ -177,7 +177,7 @@ for GTK4, so GTK4 application will now work.
 
 Plasma 5.21 brings a new page to the System Settings: the Plasma Firewall settings.
 This configuration module lets you set up and edit a Firewall for your system and
-is a graphical frontent for both UFW and firewalld.
+is a graphical frontend for both UFW and firewalld.
 
 Multiple pre-existing configuration pages have been completely rewritten and are now cleaner and easier
 to use. This has been the case for the Accessibility, Desktop Session and SDDM configuration