[2.9.0] UD tab color is wrong in Dark Rounded

[PorreKaj]

Describe the Issue

Same as #1464, but for DarkRounded

To Reproduce

Steps to reproduce the behavior: (Example)

1. Start Dashboard
2. Click on the Hamburger
3. Press ALT-F4
4. Browser Closes...

Expected behavior

A clear and concise description of what you expected to happen.

Script Sample

New-UDTabContainer -Tabs {
                                        New-UDTab -Text 'Work Order' -Content {
                                            New-UDElement -Tag 'div' -Content { "Tab 1 Content"}
                                        }
                                        New-UDTab -Text "Partner" -Content {
                                            New-UDElement -Tag 'div' -Content { "Tab 2 Content"}
                                        }
                                        New-UDTab -Text "Log" -Content {
                                            New-UDElement -Tag 'div' -Content { "Tab 3 Content"}
                                        }
                                    }

Version Information

• Operating System:
• PowerShell Version:
• Universal Dashboard Version:
• UD Hosting Method: (Powershell, IIS, App Service, Etc.)

Additional context

Add any other context about the problem here.