Update sound-siphon from 3.3.4 to 3.3.5 (#115400)

* Update sound-siphon from 3.3.4 to 3.3.5

* Update livecheck strategy

Co-authored-by: Bevan Kay <email@bevankay.me>

Casks/sound-siphon.rb

@@ -1,5 +1,5 @@
 cask "sound-siphon" do
-  version "3.3.4"
+  version "3.3.5"
   sha256 :no_check # required as upstream package is updated in-place
 
   url "https://staticz.com/download/5876/"
@@ -8,8 +8,8 @@ cask "sound-siphon" do
   homepage "https://staticz.com/soundsiphon/"
 
   livecheck do
-    url "http://staticz.net/updates/soundsiphon#{version.major}.rss"
-    strategy :sparkle
+    url :url
+    strategy :header_match
   end
 
   depends_on macos: ">= :mojave"