Replace angle icons for chevron in package details

What does this MR do and why?

Replaces the angle-* for chevron-* icons inside the package details component

#362803 (closed)

Screenshots or screen recordings

Before	After

How to set up and validate locally

1. Get the project ID for the project you wish to create a package for, it is available on the project home page

2. Open your rails console from your GDK bundle exec rails c
3. Add the following snippet to the console and press enter

def fixture_file_upload(*args, **kwargs)
  Rack::Test::UploadedFile.new(*args, **kwargs)
end

4. Run the following commands to create a package file

project = project.find(<your_project_id>)
FactoryBot.create(:npm_package, :with_build, project: project).tap { |pkg| 10.times.each { |i| FactoryBot.create(:packages_tag, package: pkg, name: "bananas_#{i}") } }

5. Go to the Packages and Registries -> Package Registry and click on the created package
6. The file table should display one file with the new icon

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.