Compatibility testing with WC 10.3

[qasumitbagthariya]

All Submissions:

• Does your code follow the WooCommerce Sniffs variant of WordPress coding standards?
• Have you written new tests for your changes, as applicable?
• Have you successfully run tests with your changes locally?
• Will this change require new documentation or changes to existing documentation?

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Changes proposed in this Pull Request:

• Bump WooCommerce "tested up to" version 10.3
• Bump WooCommerce minimum supported version to 10.1

Closes https://linear.app/a8c/issue/PAYFAST-43/compatibility-testing-with-woo-103-beta

Steps to test the changes in this Pull Request:

• Run the e2e test using GitHub action to test this PR
• All tests should be passed.

Changelog entry

Dev - Bump WooCommerce "tested up to" version 10.3
Dev - Bump WooCommerce minimum supported version to 10.1