OSC: delegate config reset to individual buttons

app/src/main/java/emu/skyline/input/onscreen/OnScreenButton.kt

@@ -184,4 +184,9 @@ abstract class OnScreenButton(
         relativeX = defaultRelativeX
         relativeY = defaultRelativeY
     }
+
+    open fun resetConfig() {
+        resetRelativeValues()
+        config.enabled = true
+    }
 }

app/src/main/java/emu/skyline/input/onscreen/OnScreenControllerView.kt

@@ -269,8 +269,7 @@ class OnScreenControllerView @JvmOverloads constructor(context : Context, attrs
 
     fun resetControls() {
         controls.allButtons.forEach {
-            it.resetRelativeValues()
-            it.config.enabled = true
+            it.resetConfig()
         }
         controls.globalScale = 1.15f
         controls.alpha = 155