* Convert ReturnToCartButton component to TS
* Convert FormStep component to TS
* Remoe proptypes from FormStep and AddressFormn components
* Converted order-summary component to TS
* Convert product-price component to TS
* alias path to type-defs
* Fix errors
* Changes from Thomas feedback
* Change minPrice maxPrice logic to be more robust
* Changed types from inline to interface in ReturnToCartButton component
* Check for string type in order-summary-item
* add missing isString check
* Type shipping related hooks and packages
* Move component interface from shared shipping types file
* Fix Typescript import errors
* Type FormattedMonetaryAmountProps
* Change FormattedMonetaryAmountProps's value prop type
Looks like TotalsItem was the only on sending '-' as a value and it looks like it’s no longer passed through.
* Move `displayType` as a prop on FormattedMonetaryAmount
* Spacing
* Spacing
Co-authored-by: Mike Jolley <mike.jolley@me.com>