[docs] update internal link to new installation guide docs
@@ -77,7 +77,7 @@ Next, install the Font Bakery source in editable mode with:
Please note that there are optional non-Python dependencies that must be installed to
execute some features in the Font Bakery project. Please see the
- :doc:`../user/installation` for additional details.
+ :doc:`../user/installation/index` for additional details.
You are now ready to modify the Font Bakery source files and test your changes.
