Host new PDF: Build vs buy

Created by: st0nebraker

Closes #5551 (closed) by adding new pdf to host "things-to-know-before-building-a-code-search-tool"

Changelog

• Adds new pdf to public guides directory

Test

1. Ensure prettier has standardized the proposed changes.
2. Nav to /guides/things-to-know-before-building-a-code-search-tool.pdf and ensure pdf renders as expected