chore: update the Python boundary ratchet

Author: kvlonge

python-boundary.toml

@@ -2,7 +2,7 @@
 # migration work that moves to Rust. `remaining_lines` must equal the current count of that work:
 # a PR that moves code lowers it, and adding movable Python fails the check.
 # Native failures must surface as errors; `handled_native_errors` lists the reviewed exceptions.
-remaining_lines = 118042
+remaining_lines = 115330
 
 [[stays]]
 path = "executor"