The default catalog changes after the catalog is opened from the background tool #10486

[rowheat02]

Description

While adding the background layer, a backup for the selected catalog service is stored in the backgroundselector store. And same service is set while closing the Catalog Modal.

Please check if the PR fulfills these requirements

• [x] The commit message follows our guidelines: https://github.com/geosolutions-it/MapStore2/blob/master/CONTRIBUTING.md
• [ ] Tests for the changes have been added (for bug fixes / features)
• [ ] Docs have been added / updated (for bug fixes / features)

What kind of change does this PR introduce? (check one with "x", remove the others)

• [x] Bugfix
• [ ] Feature
• [ ] Code style update (formatting, local variables)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Build related changes
• [ ] CI related changes
• [ ] Other... Please describe:

Issue

What is the current behavior?

10486

The selected catalog service changes after trying to add a background layer

What is the new behavior?

Selected Catalog service remains same even after trying to add background layer

Breaking change

Does this PR introduce a breaking change? (check one with "x", remove the other)

• [ ] Yes, and I documented them in migration notes
• [x] No

Other useful information

[offtherailz]

@ElenaGallo, could you please test this on DEV ? Thank you

[ElenaGallo]

Test passed, @rowheat02 please backport to 2024.02.xx. Thanks