Improve cargo dev rename_lint

* rename test files inside directories and ui-toml tests
* rename tests prefixed with the lint's name
* better module path renaming when renaming the lint's module
* partially delete lint files when uplifting
* rename ui_test error markers

Author: Jarcho

clippy_dev/Cargo.toml

@@ -5,7 +5,6 @@ version = "0.0.1"
 edition = "2024"
 
 [dependencies]
-aho-corasick = "1.0"
 chrono = { version = "0.4.38", default-features = false, features = ["clock"] }
 clap = { version = "4.4", features = ["derive"] }
 indoc = "1.0"

clippy_dev/src/lib.rs

@@ -1,4 +1,11 @@
-#![feature(rustc_private, if_let_guard, let_chains)]
+#![feature(
+    rustc_private,
+    if_let_guard,
+    let_chains,
+    os_str_slice,
+    os_string_truncate,
+    slice_split_once
+)]
 #![warn(
     trivial_casts,
     trivial_numeric_casts,