Fix #21610 - No loading mask on sitemap, when click on Save

[Bartlomiejsz]

Description (*)

This is fix for #21610

Fixed Issues (if relevant)

1. No loading mask on sitemap, when click on Save #21610: No loading mask on sitemap, when click on Save

Manual testing scenarios (*)

1. Go to Marketing option.
2. Click on site map
3. Then click on add site map.
4. Fill the require fields.
5. Click on save button multiple time.

Questions or comments

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds are green)

[m2-assistant]

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[VladimirZaets]

Hi @Bartlomiejsz. Thanks for collaboration.
Please look at my comments.

[Bartlomiejsz]

Hi @VladimirZaets, changes done, please review

[magento-engcom-team]

Hi @VladimirZaets, thank you for the review.
ENGCOM-5801 has been created to process this Pull Request
✳️ @VladimirZaets, could you please add one of the following labels to the Pull Request?

Label	Description
Auto-Tests: Covered	All changes in Pull Request is covered by auto-tests
Auto-Tests: Not Covered	Changes in Pull Request requires coverage by auto-tests
Auto-Tests: Not Required	Changes in Pull Request does not require coverage by auto-tests

[engcom-Alfa]

✔️ QA Passed

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[m2-assistant]

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