chore: Rewrite prefs in rust, p=(#9491), c=workflows, winsign

src/modules/libpref/init/zen-static-prefs.inc

@@ -1,23 +1,20 @@
 
-# Dummy pref to always generate StaticPrefs_zen.h in every OS
-- name: zen.browser.is-cool
-  type: bool
-  value: true
-  mirror: never
-
-#ifdef XP_MACOSX
-- name: zen.widget.macos.window-material
-  type: uint32_t
-  value: 1
-  mirror: always
-#endif
-
 - name: zen.haptic-feedback.enabled
   type: bool
   value: true
   mirror: always
+  rust: false
 
 - name: zen.swipe.is-fast-swipe
   type: bool
   value: true
   mirror: always
+  rust: false
+
+#if defined(XP_MACOSX)
+- name: zen.widget.macos.window-material
+  type: uint32_t
+  value: 1
+  mirror: always
+  rust: false
+#endif