Bump MSRV to Rust 1.85, Edition to 2024, and PyO3 to 0.26 (#1510)

* Bump MSRV to 1.85 and use edition 2024

* Fix Clippy lints

* Bump to PyO3 0.25 (intermediary step)

* Bump to PyO3 0.26 and start working on deprecation fixes

* Address PyObject -> Py<PyAny>

* Even more PyObject -> Py<PyAny>

* yet more PyObject -> Py<PyAny>

* cargo fmt

* Almost done with PyObject -> Py<PyAny> conversions

* Last batch of PyO3 0.26 changes

* cargo update

* Add release note for MSRV

* Fix release note

* Bump pest

* cargo fmt + cargo clippy after merge

* expr_2021 -> expr

* Apply edition 2014 to latest PR

Author: IvanIsCoding

.github/workflows/main.yml

@@ -71,7 +71,7 @@ jobs:
         ]
         include:
           # Test ARM + minimal supported Rust version
-          - rust: 1.79.0
+          - rust: 1.85.1
             python-version: "3.10"
             platform: { os: "ubuntu-latest", python-architecture: "x64", rust-target: "x86_64-unknown-linux-gnu" }
             msrv: "MSRV"