[3.11] gh-90300: Sort the -X options and some envvars in the Python CLI help (GH-116739) (GH-116766) (GH-116779)

(cherry picked from commit 870cd901ea72e85eea825425336305296ee443cc)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
(cherry picked from commit e54bdeab9ce2958a22ba08c1f1f1431c5e8056bd)