As a service member, I want to see links to sites and applications grouped / categorized in logical fashion, so that I can more easily find the site or application I need to get to.

[jbecker01]

Details:

• All links and collections will appear under the "All sites & applications" link on the homepage
• Breakdown of all collections and associated links can be found here.

Acceptance criteria:

• Service members are able to navigate to a page and see a listing of all the sites and applications grouped together in collections

Screenshots:

Design:

• Sites and applications: https://www.figma.com/file/iPOdDkRxCaeoDoQ4JXjxlk/Space-Force-Service-Portal?node-id=1027%3A21324

Storybook components: Card: https://trussworks.github.io/react-uswds/?path=/story/components-card--card-test Side navigation: https://trussworks.github.io/react-uswds/?path=/story/components-side-navigation--single-level

[jbecker01]

• [x] https://github.com/USSF-ORBIT/ussf-portal-client/issues/199
• [x] https://github.com/USSF-ORBIT/ussf-portal-client/issues/207