chore: upgrade agentic workflows

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Author: Copilot

.github/skills/agentic-workflows/SKILL.md

@@ -32,7 +32,6 @@ Load these files from `github/gh-aw` (they are not available locally).
 - `.github/aw/memory.md`
 - `.github/aw/messages.md`
 - `.github/aw/network.md`
-- `.github/aw/optimize-agentic-workflow.md`
 - `.github/aw/patterns.md`
 - `.github/aw/pr-reviewer.md`
 - `.github/aw/report.md`