docs.yml update API key

Author: peterbjohnson

.github/workflows/docs.yml

@@ -64,7 +64,7 @@ jobs:
         id: build-docs
         if: github.event_name != 'push' || github.ref_name != github.event.repository.default_branch
         env:
-          API_KEY: ${{ secrets.FUNCTION_API_KEY_2 }}
+          API_KEY: ${{ secrets.API_KEY_2 }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: poetry run mkdocs build