Allow automatic instance redirect to be turned off

Instead the "switch invidious instance" link would bring users to
redirect.invidious.io

locales/sk.json

@@ -80,6 +80,8 @@
     "dark": "tmavá",
     "light": "svetlá",
     "Thin mode: ": "Tenký režim: ",
+    "Miscellaneous preferences": "",
+    "Automatically redirect to another Instance: ": "",
     "Subscription preferences": "Nastavenia predplatného",
     "Show annotations by default for subscribed channels: ": "Predvolene zobraziť anotácie odoberaných kanálov: ",
     "Redirect homepage to feed: ": "Presmerovanie domovskej stránky na informačný kanál: ",