hwsensors: use deprecate! instead of discontinued

Casks/h/hwsensors.rb

@@ -7,6 +7,8 @@ cask "hwsensors" do
   desc "Tool to access information from available hardware sensors"
   homepage "https://github.com/kozlekek/HWSensors/"
 
+  deprecate! date: "2023-12-17", because: :discontinued
+
   pkg "HWSensors.#{version}.pkg"
 
   uninstall login_item: "HWMonitor",
@@ -17,8 +19,4 @@ cask "hwsensors" do
     "~/Library/Application Support/HWMonitor",
     "~/Library/Preferences/org.hwsensors.HWMonitor.plist",
   ]
-
-  caveats do
-    discontinued
-  end
 end