Shipping Labels: Allow proceeding with destination address when validation fails

[itsmeichigo]

Closes WOOMOB-860

Description

This PR updates the behavior on the destination address edit form to allow proceeding with input address even when validation fails for that address.

A new state confirmed_without_verification has also been added for event wcs_editing_address_step to track when users uses the new CTA.

Testings steps

1. Log in to a test store with Woo Shipping set up.
2. Navigate to the Orders tab and select an order eligible for creating shipping labels.
3. Select Create Shipping Label button > expand the Shipment details bottom sheet.
4. Tap the pencil button on the Destination address row and update the address to have no street number and tap Validate button.
5. Confirm that when validation fails, the form displays a CTA "Use address as entered".
6. Enter a street number for the address, confirm that the CTA is replaced with the Validation button.
7. Remove the street number and validate again. When the validation fails, tap Use address as entered.
8. After updating address completes, confirm that wcs_editing_address_step is tracked with state: confirmed_without_verification.
9. Repeat the steps for an origin address and confirm that the CTA Use address as entered is not displayed when an invalid address is entered.

Testing information

• Tested and confirmed with simulator iPhone 16 iOS 18.4.
• Updated unit tests for WooShippingEditAddressViewModel.

Screenshots

Simulator.Screen.Recording.-.iPhone.16.-.2025-07-21.at.15.01.19.mp4

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• I have considered if this change warrants user-facing release notes and have added them to RELEASE-NOTES.txt if necessary.

[wpmobilebot]

📲 You can test the changes from this Pull Request in WooCommerce iOS Prototype by scanning the QR code below to install the corresponding build.

	App Name	WooCommerce iOS Prototype
	Build Number	pr15928-3f3ba1a
	Version	22.8
	Bundle ID	com.automattic.alpha.woocommerce
	Commit	3f3ba1a
	Installation URL	62invva4cs1g0

Automatticians: You can use our internal self-serve MC tool to give yourself access to those builds if needed.

[RafaelKayumov]

Testing steps work as described 👍

Looks like the canConfirmWithoutVerification state allows too much freedom in terms of invalid data input. For example I entered completely random address city and postal code, not just address. But the form still allowed to "use address as entered". I think the "Use address as entered" should be only available if only the address field is invalid. Not sure though if we have that info.

Form	Ship to

[itsmeichigo]

As discussed on Slack, we don't have control over which field(s) can cause an address to be invalid, so we cannot limit the editable fields in this case.

I added new changes to display Unverified status when the Use address as entered button is available. Please take another look when you can.