Add source property to legacy editor

[octaedro]

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:

This PR adds a source property to the legacy editor Tracks event after publishing or updating a product.

Closes #39449.

How to test the changes in this Pull Request:

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

1. In a brand new JN site, enable the legacy product editor.
2. Go to WooCommerce > Settings > Advanced > Woo.com and enable tracking.
3. Go to Products > Add New
4. Create a new product. Then, modify it and press Update.
5. Go to WooCommerce > Status > Logs
6. Select the tracks file and look for the events: wcadmin_product_add_publish and wcadmin_product_edit. They should send the prop source with the value product-legacy-editor.

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

Comment

[github-actions]

Hi , @woocommerce/mothra

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

[octaedro]

Hi @pmcpinto,

Just to confirm, this PR adds a source prop to the legacy editor after adding or updating a product. The value that will be used is: product-legacy-editor.

If you think that it should be different, please add a comment to this PR, and I'll rename it.

[github-actions]

Test Results Summary

Commit SHA: 54337d6

Test 🧪	Passed ✅	Failed 🚨	Broken 🚧	Skipped ⏭️	Unknown ❔	Total 📊	Duration ⏱️
API Tests	259	0	0	2	0	261	0m 38s
E2E Tests	76	0	0	275	0	351	8m 52s

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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.

[mdperez86]

LGTM nice job @octaedro