Deduplicate the similar dependency.

Cargo.lock

@@ -2891,7 +2891,7 @@ dependencies = [
  "proptest",
  "serde",
  "serde_json",
- "similar 0.4.0",
+ "similar",
  "tempfile",
  "tracing",
  "tracing-subscriber",
@@ -3127,12 +3127,6 @@ dependencies = [
  "rand_core",
 ]
 
-[[package]]
-name = "similar"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "823f59ff8efe59c4cf706349651b0e19dd6f501fdf3521666fbe498e8d18d0ec"
-
 [[package]]
 name = "similar"
 version = "2.2.1"
@@ -3168,7 +3162,7 @@ dependencies = [
  "escargot",
  "filetime",
  "normalize-line-endings",
- "similar 2.2.1",
+ "similar",
  "snapbox-macros",
  "tempfile",
  "walkdir",

crates/rustfix/Cargo.toml

@@ -25,7 +25,7 @@ tracing.workspace = true
 
 [dev-dependencies]
 proptest.workspace = true
-similar = "0.4.0"
+similar = "2.2.1"
 tempfile.workspace = true
 tracing-subscriber.workspace = true
 

crates/rustfix/tests/parse_and_replace.rs

@@ -95,7 +95,7 @@ fn read_file(path: &Path) -> Result<String, Error> {
 }
 
 fn diff(expected: &str, actual: &str) -> String {
-    use similar::text::{ChangeTag, TextDiff};
+    use similar::{ChangeTag, TextDiff};
     use std::fmt::Write;
 
     let mut res = String::new();