fix: update 'Platform Engineer' icon color

[alikhere]

Description

• Updated the "For Platform Engineer" icon color to match other role icons (deep blue/light blue).
• Improved accessibility and readability by ensuring the icon has better contrast, making it easier to differentiate for all users, especially those with visual impairments.
• Ensured consistency in the visual appearance of role icons, creating a more cohesive user experience.

Related issue(s)

Fixes #354

Screenshots

Before:

After:

Checklist

• Followed the contribution guidelines.
• Tested the changes and confirmed functionality.
• Updated the relevant documentation.

Additional Notes

• Let me know if any further adjustments or improvements are needed.

[yada]

Please re-use platform-engineer.png instead of adding a new image

[yada]

@yada okk

Thank you. This is to avoid having old files all around the repo for nothing ;)

[alikhere]

you want to use old icon image and remove the newer one which i have added or just rename new file as platform-engineer.png and remove older one ?

[yada]

you want to use old icon image and remove the newer one which i have added or just rename new file as platform-engineer.png and remove older one ?

Use the same name for the new image to overwrite the old image.

[alikhere]

cool !

[yada]

@Mayaleeeee is this color aligned with your suggestions?

[Mayaleeeee]

Thanks for making this update! 🙌 @yada

The new color looks great and aligns with what I had in mind—it looks much more accessible now!

[alikhere]

@yada Changes are made as requested

[yada]

LGTM with thanks