chore: update spec-kit submodule reference

amondnet · amondnet · commit 342a685c18ca · 2025-10-16T01:04:28.000+09:00
Update submodule to point to latest commit with improved naming
and description that clarifies the plugin's relationship to GitHub's
official Spec-Kit project.
diff --git a/plugins/spec-kit b/plugins/spec-kit
@@ -1 +1 @@
-Subproject commit a0fac6c40017e425c767de42b5b64d726efcfe53
+Subproject commit b9d78fa2fe6c9f784792746c918ff9ac1a81c854
