fix: update overflow css property without mixing shorthand and non-shorthand properties

[Lucasdsk]

Why

It fixes the following issue: #1766

Also, you can check an example here:
https://codesandbox.io/s/react-spring-parallax-issue-1766-f4iow?file=/src/App.js

What

I have changed the way the property overflow is provided to the Parallax component, instead of mixing the shorthand and the non-shorthand properties, I'm using only non-shorthand.

It will avoid this:

Checklist

• Demo added
• Ready to be merged

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[codesandbox-ci]

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Latest deployment of this branch, based on commit b31686a:

Sandbox	Source
spring-card	Configuration
spring-goo-blobs	Configuration
spring-flip-card	Configuration
spring-slide	Configuration
spring-draggable-list	Configuration
spring-cards-stack	Configuration
spring-viewpager	Configuration
spring-simple-transition	Configuration
spring-image-fade	Configuration
spring-list-reordering	Configuration
spring-masonry	Configuration
spring-animating-auto	Configuration
spring-multistage-transition	Configuration
spring-chain	Configuration
spring-svg-filter	Configuration
spring-css-keyframes	Configuration
spring-tree	Configuration
spring-notification-hub	Configuration
initial-rocket	Configuration
spring-notification-hub	Configuration
spring-notification-hub	Configuration
react-spring/parallax - issue: 1766	PR

[joshuaellis]

Thanks for the fix @Lucasdsk! Great work 💪🏼