More documentation updates for languages

docs/configure.md

@@ -41,6 +41,7 @@ For instance, you can change `main.lang` to one of the supported languages:
 - italian
 - french
 - russian
+- swedish
 
 ## Display Selection
 

sdcard/rootfs/root/pwnagotchi/config.yml

@@ -1,6 +1,6 @@
 # main algorithm configuration
 main:
-    # currently implemented: en (default), de, el, fr, it, mk, nl, se
+    # currently implemented: en (default), de, el, fr, it, mk, nl, ru, se
     lang: en
     # custom plugins path, if null only default plugins with be loaded
     custom_plugins: