Tighten README wizard showcase copy

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

Author: nicolehaugen

README.md

@@ -23,8 +23,7 @@ Copilot experience around it.
 > [*Spec Kit Wizard: Visual Spec-Driven Development with GitHub Copilot*](https://youtu.be/-yRdys89DtY?si=0XbgF8zy2Z6rBdgq)
 > showcases a guided visual workflow for exploring, understanding, and running the
 > full Spec-Driven Development lifecycle, plus discovering and applying
-> customizations that tailor the workflow to your team, on top of Spec Kit's
-> `specify` CLI.
+> customizations that tailor the workflow to your team.
 
 ## Background