fix log level config

the log level config for status-go wasn't saved in the node-config
as a result even though the setting looked applied in the UI it wasn't
in the node

src/status_im/log_level/core.cljs

@@ -12,10 +12,11 @@
         new-settings  (if log-level
                         (assoc settings :log-level log-level)
                         (dissoc settings :log-level))]
-    (multiaccounts.update/update-settings cofx
-                                          new-settings
-                                          (when (not= (node/get-log-level settings) (node/get-log-level new-settings))
-                                            {:success-event [:multiaccounts.update.callback/save-settings-success]}))))
+    (fx/merge cofx
+              (multiaccounts.update/update-settings new-settings
+                                                    {})
+              (node/prepare-new-config {:on-success #(when (not= (node/get-log-level settings) (node/get-log-level new-settings))
+                                                       (re-frame/dispatch [:logout]))}))))
 
 (fx/defn show-change-log-level-confirmation
   [{:keys [db]} {:keys [name value] :as log-level}]

src/status_im/node/core.cljs

@@ -169,6 +169,10 @@
   (types/clj->json (get-multiaccount-node-config db)))
 
 (fx/defn save-new-config
+  "Saves a new status-go config for the current account
+   This RPC method is the only way to change the node config of an account.
+   NOTE: it is better used indirectly through `prepare-new-config`, which will take
+   care of building up the proper config based on settings in app-db"
   {:events [::save-new-config]}
   [{:keys [db]} config {:keys [on-success]}]
   {::json-rpc/call [{:method "settings_saveNodeConfig"
@@ -176,6 +180,7 @@
                      :on-success on-success}]})
 
 (fx/defn prepare-new-config
+  "Use this function to apply settings to the current account node config"
   [{:keys [db]} {:keys [on-success]}]
   {::prepare-new-config [(get-new-config db)
                          #(re-frame/dispatch [::save-new-config % {:on-success on-success}])]})