RD-6001 Added sorting deployments by labels

[Blewin]

Description

this enables sorting deployment by labels

doesnt work properly right now due to backend bug: https://cloudifysource.atlassian.net/browse/RD-6582

Screenshots / Videos

Checklist

• [x] My code follows the UI Code Style.
• [] I followed the UI Testing Guidelines and verified that all tests/checks have passed.
• [x] I verified if that change requires any update in the documentation.
• [x] I added proper labels to this PR.

Tests

it will be much easier to write tests after backend fix

Documentation