Shipping Settings: Update Create btn text on method creation

[psealock]

Submission Review Guidelines:

• I have followed the WooCommerce Contributing Guidelines and the WordPress Coding Standards.
• I have checked to ensure there aren't other open Pull Requests for the same update/change.
• I have reviewed my code for security best practices.
• Following the above guidelines will result in quick merges and clear and detailed feedback when appropriate.

Changes proposed in this Pull Request:

The "Create" button on the Shipping method modal creation screen has caused confusion because the merchant is sometimes not aware the action also saves. See pevPIe-hv#comment-341 for more info.

This PR changes the text to "Create and save".

How to test the changes in this Pull Request:

Using the WooCommerce Testing Instructions Guide, include your detailed testing instructions:

1. Create a new Shipping Zone /wp-admin/admin.php?page=wc-settings&tab=shipping&zone_id=new
2. Click "Add shipping method"
3. Select any method and click "Continue"
4. See the "Create and save button"

Changelog entry

• Automatically create a changelog entry from the details below.

Significance

• Patch
• Minor
• Major

Type

• Fix - Fixes an existing bug
• Add - Adds functionality
• Update - Update existing functionality
• Dev - Development related task
• Tweak - A minor adjustment to the codebase
• Performance - Address performance issues
• Enhancement - Improvement to existing functionality

Message

Update Shipping Method creation call to action button with more clear label

Comment

[github-actions]

Hi @ilyasfoo, @rjchow, @woocommerce/ghidorah

Apart from reviewing the code changes, please make sure to review the testing instructions as well.

You can follow this guide to find out what good testing instructions should look like:
https://github.com/woocommerce/woocommerce/wiki/Writing-high-quality-testing-instructions

[github-actions]

Hi @ilyasfoo, @rjchow, @woocommerce/ghidorah

Apart from reviewing the code changes, please make sure to review the testing instructions as well.

You can follow this guide to find out what good testing instructions should look like:
https://github.com/woocommerce/woocommerce/wiki/Writing-high-quality-testing-instructions

[github-actions]

Test Results Summary

Commit SHA: c110afa

Test 🧪	Passed ✅	Failed 🚨	Broken 🚧	Skipped ⏭️	Unknown ❔	Total 📊	Duration ⏱️
API Tests	259	0	0	2	0	261	0m 37s
E2E Tests	337	0	0	3	0	340	9m 10s

---

To view the full API test report, click here.
To view the full E2E test report, click here.
To view all test reports, visit the WooCommerce Test Reports Dashboard.

[rjchow]

Easy 😄

[ilyasfoo]

LGTM 🛍️

[ilyasfoo]

That was supposed to be a 🚢