Added Sericenow svg for both Light And Dark. And yes Tested also it works #1336

[samfip1]

Summary

• This pull request adds a ServiceNow SVG icon for both Light and Dark themes.

Changes Made

• Added the ServiceNow SVG icon optimized for:

• Light theme: Ensures clear visibility on light backgrounds.

• Dark theme: Maintains clarity and aesthetics on dark backgrounds.

• Tested the implementation to confirm proper rendering in both themes.

Testing

• Verified that the icons display correctly in supported themes without distortion or artifacts.
• Cross-checked compatibility with the current styling and structure.

Motivation

• This update improves the visual representation of ServiceNow in the application, ensuring consistency across themes and enhancing the user experience.