Use site language when making Store API requests in Cart/Checkout (wo…

…ocommerce#51244)

* Use correct langauge by reseting the locale param

* use typescript

Update readme.txt

Change WooCommerce Payments from being U.S only to multiple locations.

Merge pull request woocommerce#30929 from woocommerce/update/wc-admin…

…-changelog

Add breaking change changelog

Merge pull request woocommerce#30814 from woocommerce/pre/5.8-rc1

Prep 5.8 RC 1

Tag 5.6.1

Tag 5.5.3

Tag 5.4.3

Tag 5.3.2

Tag 5.2.4

Tag 5.1.2