Revert "feat(infer): kanalizer-rsのMSRVを1.84に (#127)"

This reverts commit 50f933c.

Author: qryxip

infer/crates/kanalizer-rs/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "kanalizer"
 version.workspace = true
-edition = "2021"
+edition.workspace = true
 license.workspace = true
 exclude = ["tasks", "models"]
 description.workspace = true
@@ -20,7 +20,7 @@ compress_model = ["dep:brotli-decompressor"]
 [dependencies]
 anyhow = "1.0.95"
 brotli-decompressor = { version = "4.0.2", optional = true }
-cfg-elif = "0.6.2"
+cfg-elif = "0.6.3"
 clap = { version = "4.5.29", features = ["derive"] }
 duplicate = "2.0.0"
 educe = "0.6.0"

infer/crates/kanalizer-rs/benches/benchmark.rs

@@ -1,4 +1,3 @@
-#[rustfmt::skip] // TODO: Rust 2024に移行したらこの抑制をやめる
 use criterion::{Criterion, criterion_group, criterion_main};
 
 fn criterion_benchmark(c: &mut Criterion) {

infer/crates/kanalizer-rs/src/lib.rs

@@ -120,7 +120,6 @@ mod tests {
             .iter()
             .map(|&c| c.to_string())
             .collect();
-        #[rustfmt::skip] // TODO: Rust 2024に移行したらこの抑制をやめる
         assert!(
             INPUT_CHARS
                 .iter()
@@ -134,7 +133,6 @@ mod tests {
     fn test_output_chars() {
         // OUTPUT_CHARSがKANASのサブセットであることを確認する。
         let kana_entries: HashSet<_> = constants::KANAS.iter().map(|&c| c.to_string()).collect();
-        #[rustfmt::skip] // TODO: Rust 2024に移行したらこの抑制をやめる
         assert!(
             OUTPUT_CHARS
                 .iter()