Update index.html

Added Russian selection

index.html

@@ -226,6 +226,10 @@
                         <input type="radio" name="language" value="ar" class="ml-2" onchange="saveLanguage(this.value); ">
                         <p>العربية</p>
                     </label>
+                    <label class="flex items-center text-white/80">
+                        <input type="radio" name="language" value="ru" class="ml-2" onchange="saveLanguage(this.value); ">
+                        <p>Русский</p>
+                    </label>
                 </div>
             </div>
             <!-- Choose GoldHEN version -->