missing new "text_alignment" input

[Arifursdev]

Shopify introduced new "text_alignment" input
https://shopify.dev/docs/themes/architecture/settings/input-settings#text_alignment'

currently if you add that in schema, it will give you a error.

[panoply]

@Arifursdev Thanks! I will ship support for this tomorrow.

[panoply]

This will come in v4.1 - You can track the progress #186