Fix key bindings switching order at random on consecutive "reset to defaults"

osu.Game/Input/KeyBindingStore.cs

@@ -55,6 +55,9 @@ private void insertDefaults(IEnumerable<KeyBinding> defaults, int? rulesetId = n
                             RulesetID = rulesetId,
                             Variant = variant
                         });
+
+                        // required to ensure stable insert order (https://github.com/dotnet/efcore/issues/11686)
+                        usage.Context.SaveChanges();
                     }
                 }
             }