fix typo on object key for targetValues in custom-animations.mdx (#…

…5994)

## Summary

This fixes a typo on the key of `targetValues`, `targetOriginX.originX`
should be `targetValues.targetOriginX`

docs/docs/layout-animations/custom-animations.mdx

@@ -113,7 +113,7 @@ function CardView() {
   const entering = (targetValues) => {
     'worklet';
     const animations = {
-      originX: withTiming(targetValues.originX, { duration: 3000 }),
+      originX: withTiming(targetValues.targetOriginX, { duration: 3000 }),
       opacity: withTiming(1, { duration: 2000 }),
       borderRadius: withDelay(4000, withTiming(30, { duration: 3000 })),
       transform: [