[3.10] GH-95921: Fix positions for some chained comparisons (GH-96968)

[brandtbucher]

(cherry picked from commit dfc73b5)

• Issue: comparison chaining has wrong source positions in most contexts (python 3.11.0rc2) #95921

Automerge-Triggered-By: GH:brandtbucher

[miss-islington]

@brandtbucher: Status check is done, and it's a failure or timed out ❌.

[miss-islington]

@brandtbucher: Status check is done, and it's a failure or timed out ❌.

[miss-islington]

@brandtbucher: Status check is done, and it's a failure or timed out ❌.

[miss-islington]

Status check is done, and it's a success ✅.