[3.13] Correct the argument names for `secrets.choice` and `secrets.randbelow` in `secrets.rst` (GH-118098) (GH-118906)

Correct the argument names for `secrets.choice` and `secrets.randbelow` in `secrets.rst` (GH-118098)

Correct the argument names for `secrets.choice` and `secrets.randbelow` in `secrets.rst`.
(cherry picked from commit c444362c6e0b6c01f49c3bee864100f52bd3b640)

Co-authored-by: Adam Dangoor <adamdangoor@gmail.com>