Merge #407: Bump Rust compiler version to stable (1.94.0)

d16fa8c build: Bump Rust compiler version to stable (1.94.0) (thunderbiscuit)

Pull request description:

  This is just a bump of the default compiler version specified in `rust-toolchain.toml` to [1.94.0, the latest stable](https://releases.rs/).

ACKs for top commit:
  ValuedMammal:
    ACK d16fa8c

Tree-SHA512: daa1f073e3b1c722efea1aa2e8d11fefb47451e2569ca106457baebcac3820340222d4a8292bd7e7a164d9604752f32b33c2f377018365e1ed866bdb0ab94517

Author: ValuedMammal

rust-toolchain.toml

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.93.0"
+channel = "1.94.0"
 components = ["clippy", "rustfmt"]