docs: Updated the [Usage] link in architecture.md (#1416)

Fixed the [Usage] link in architecture.md

Changed the usage link in the tip box from "../usage.md#adjust-pipeline-features" to "../usage/index.md#adjust-pipeline-features"  as the previous link is not valid.

Signed-off-by: Leandro Rosas <36343022+leandrosas101@users.noreply.github.com>