docs: update documentation with rust version

Author: Logic-py

CONTRIBUTING.md

@@ -4,7 +4,7 @@ Thank you for your interest in contributing to pycu!
 
 ## Prerequisites
 
-- [Rust](https://rustup.rs) **1.85 or later** (stable toolchain - edition 2024)
+- [Rust](https://rustup.rs) **1.94.1 or later** (stable toolchain - edition 2024)
 - `rustfmt` and `clippy` components:
 
   ```sh

README.md

@@ -65,7 +65,7 @@ somewhere on your `PATH`.
 
 ### From source
 
-Requires [Rust](https://rustup.rs) 1.85 or later (edition 2024).
+Requires [Rust](https://rustup.rs) 1.94.1 or later (edition 2024).
 
 ```sh
 cargo install --git https://github.com/Logic-py/python-check-updates