fix: Docs bugs from testing (#9109)
* Fix photo app chevron
* Fix plant app issues
* Fix HCM on swipeable tabs
* Fix ios list focus ring
* Fix sheet background
* Fix mobile code wrapping on homepage
* Add placeholders to forms doc
* Fix tailwind reset related issues
* Scale font size on mobile a bit less
* Improve code blocks on mobile
* Fix underlay on search menu
* Fix DatePicker button padding
* Fix sheet scaling
