Improved sync settings language for better clarity

[m-muhsin]

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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Before	After

Changes proposed in this Pull Request:

This fix changes the language in a description for the Square settings page for better understanding.

Closes #267.

Steps to test the changes in this Pull Request:

1. Check out to this branch: fix/267
2. npm run build
3. Head to /wp-admin/admin.php?page=wc-settings&tab=square
4. Notice/verify the change in language.

Changelog entry

Fix - Improve sync settings language for better clarity.

[dkotter]

Code change looks good to me but as mentioned in Slack, seems there's one other place this same phrase is used and while it doesn't appear we actually render that anywhere, probably best to update that as well so these two match

[m-muhsin]

Hi @dkotter I haven now updated the text in the second place as well. Thank you!