Update Rust crate pretty_assertions to 1.4.0

Author: renovate[bot]

Cargo.toml

@@ -22,7 +22,7 @@ same-file = "1.0.6"
 unicode-width = "0.1.12"
 
 [dev-dependencies]
-pretty_assertions = "1"
+pretty_assertions = "1.4.0"
 assert_cmd = "2.0.14"
 predicates = "3.1.0"
 tempfile = "3.10.1"