Fix Pro lint workflow Check TypeScript working directory

The Check TypeScript step needs working-directory: . to run from
the root where check-typescript nps script is defined.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: justin808

.github/workflows/pro-lint.yml

@@ -181,5 +181,6 @@ jobs:
         run: pnpm run nps format.listDifferent
 
       - name: Check TypeScript
+        working-directory: .
         run: pnpm run nps check-typescript