[MGTP-Editor-Edit in stackblitz Tab item ]: ‘Edit in stackblitz’ Tab item is not visible properly when ‘Aquatic/Dusk and Night sky mode’ is enabled.

[Raisul123]

Test Environment:
OS Build: Windows 11 
Version: 24H2 (OS Build 26058.1400) 
Browser: Edge dev 
Browser Version 123.0.2400.1 (Official build) dev (64-bit)
URL: Overview - Docs ⋅ Storybook (mgt.dev)
Screen reader: Narrator

Prerequisites:
Settings>>Accessibility>>Contrast themes.>>Aquatic mode

Repro Steps:

1. Open the above URL
2. The ‘Microsoft Graph Toolkit Playground' Overview page will get displayed.
3. Navigate to the Editor and activate it.
4. Navigate to the ‘Edit in stackblitz’ Tab item
5. Observe the issue in ‘Aquatic/Dusk and Night sky’ mode.

Actual Result:
‘Edit in stackblitz’ Tab item is not visible properly when ‘Aquatic/Dusk and Night sky mode’ is enabled.

Expected Result:
‘Edit in stackblitz’ Tab item should be visible properly when ‘Aquatic/Dusk and Night sky mode’ is enabled.Note:

User Impact:
When any 'control' is not visible when 'Aquatic mode' is enabled, it will be difficult for users having low vision to navigate easily to the desired element and access or understand the purpose of control.

“ Have feedback on bugs logged, please tag bug as “A11yRCA“ and add your feedback in the comment section. “

Attachments:

[gavinbarron]

Add forced-colors styling for the stackblitz button to ensure that we color the svg in theme appropriate colors.