Fix DoH parameter and use copy + command instead of script module since script module does not run from current remote directory (even with chdir argument)

roles/arkenfox/files/user-overrides.js

@@ -1,9 +1,9 @@
 // RFP
 user_pref("privacy.resistFingerprinting", true);
-user_pref("privacy.resistFingerprinting.letterboxing", true)
+user_pref("privacy.resistFingerprinting.letterboxing", true);
 
 // DNS
-user_pref("network.trr.mode", 0); // Disable DoH to use network resolver
+user_pref("network.trr.mode", 5); // Disable DoH to use network resolver