disable language dropdown too

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/components/views/auth/LanguageSelector.js

@@ -28,12 +28,14 @@ function onChange(newLang) {
     }
 }
 
-export default function LanguageSelector() {
+export default function LanguageSelector({disabled}) {
     if (SdkConfig.get()['disable_login_language_selector']) return <div />;
 
     const LanguageDropdown = sdk.getComponent('views.elements.LanguageDropdown');
-    return <LanguageDropdown className="mx_AuthBody_language"
+    return <LanguageDropdown
+        className="mx_AuthBody_language"
         onOptionChange={onChange}
         value={getCurrentLanguage()}
+        disabled={disabled}
     />;
 }