fix: Gallery Detail Page and BlockTeaser

[stephiescastle]

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Description

Addresses:

• https://github.com/nasa-jpl/www/issues/441#issuecomment-2338615606

Changes:

• Fixes pill label and color on EDU Gallery detail pages
• Fixes link attribute in BlockTeaser (fixes stray /home/ links)

Instructions to test

1. make vue-storybook
2. View the Gallery detail page story: http://localhost:6006/?path=/story/templates-edu-pageedugallerydetail--base-story&globals=theme:ThemeEdu

Tested in the following environments/browsers:

Operating System

• macOS
• iOS
• iPadOS
• Windows

Browser

• Chrome
• Firefox ESR
• Firefox
• Safari
• Edge