Leave dependency lock updates to the repository refresh workflow

Keep the existing parser dependency declaration; the frozen QA install must use the refreshed upstream lock before advancing its harness pin.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

pnpm-lock.yaml

@@ -68,9 +68,6 @@ importers:
       esbuild:
         specifier: ^0.28.2
         version: 0.28.2
-      mdast-util-from-markdown:
-        specifier: 2.0.3
-        version: 2.0.3
       turbo:
         specifier: 2.11.10
         version: 2.11.10