test: update to clap 4

src/uu/test/Cargo.toml

@@ -15,7 +15,7 @@ edition = "2021"
 path = "src/test.rs"
 
 [dependencies]
-clap = { version = "3.2", features = ["wrap_help", "cargo"] }
+clap = { version = "4.0", features = ["wrap_help", "cargo"] }
 libc = "0.2.135"
 uucore = { version=">=0.0.16", package="uucore", path="../../uucore" }
 

src/uu/test/src/test.rs

@@ -93,7 +93,7 @@ for details about the options it supports.";
 
 const ABOUT: &str = "Check file types and compare values.";
 
-pub fn uu_app<'a>() -> Command<'a> {
+pub fn uu_app() -> Command {
     Command::new(uucore::util_name())
         .version(crate_version!())
         .about(ABOUT)

tests/by-util/test_test.rs

@@ -903,7 +903,7 @@ fn test_bracket_syntax_help() {
     let scenario = TestScenario::new("[");
     let mut ucmd = scenario.ucmd();
 
-    ucmd.arg("--help").succeeds().stdout_contains("USAGE:");
+    ucmd.arg("--help").succeeds().stdout_contains("Usage:");
 }
 
 #[test]