[Admin cabinet. Orders] Column name is not highlighted when the filter is set.

[yulianagoncharenko]

Environment: Windows 10 Pro for Workstations, Google Chrome 124.0.6367.93
Reproducible: always
Build found: 08 May 2024 (prod)

Preconditions
Log in as Admin https://www.pick-up.city/#/ubs-admin/orders

Steps to reproduce

1. Go to column 'Order status'.
2. Click on filter icon to enable filter by order status
3. Pay attention to column being highlighted and column name not highlighted

Actual result
Column rows are highlighted, column heading not highlighted

Expected result
Column is highlighted in the same colour as column values.

User story and test case links
#3300
Test case

Labels to be added
"Bug", Priority ("pri: "), Severity ("severity:"), Type ("UI, "Functional"), "API" (for back-end bugs).

[ViktoriyaRyazhska]

requirements were changed