Prevent overwrite_key and force_update from being set in the config file

These parameters are dangerous and should only be set via command line flags. This change causes the application to panic if they are set in the configuration file, and updates the parameters to be settable only via the command line.

teos/src/config.rs

@@ -203,6 +203,12 @@ impl Config {
         self.tor_support |= options.tor_support;
         self.debug |= options.debug;
         self.deps_debug |= options.deps_debug;
+        if self.overwrite_key {
+            panic!("The 'overwrite_key' parameter cannot be set in the configuration file.");
+        }
+        if self.force_update {
+            panic!("The 'force_update' parameter cannot");
+        }
         self.overwrite_key = options.overwrite_key;
         self.force_update = options.force_update;
     }