DOC Add note about pip system requirements for --config-settings (scikit-learn#29653)

Co-authored-by: Adrin Jalali <adrin.jalali@gmail.com>

Author: veeara282

doc/developers/advanced_installation.rst

@@ -122,6 +122,9 @@ feature, code or documentation improvement).
     install` command once, `sklearn` will automatically be rebuilt when
     importing `sklearn`.
 
+    Note that `--config-settings` is only supported in `pip` version 23.1 or
+    later. To upgrade `pip` to a compatible version, run `pip install -U pip`.
+
 Dependencies
 ------------