feat: add color changes to the request methods

[starlightknown]

Description

it adds colors to the dropdown, request method and adds a separator.
Closes #4575

Screen.Recording.2025-04-29.at.4.17.55.PM.mov

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• The pull request only addresses one issue or adds one feature.
• The pull request does not introduce any breaking changes
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[starlightknown]

@Its-treason hello, would you or someone review it if it's good to go?

[Its-treason]

The code looks good to me, but i can't merge your PR. That is up to @helloanoop. He might also want to check if the new colors are okay.