Fix clippy lints

Signed-off-by: Furisto <24721048+Furisto@users.noreply.github.com>

crates/youki/src/commands/list.rs

@@ -1,4 +1,5 @@
 //! Contains Functionality of list container command
+use std::fmt::Write as _;
 use std::fs;
 use std::io;
 use std::io::Write;
@@ -40,15 +41,16 @@ pub fn list(_: List, root_path: PathBuf) -> Result<()> {
             "".to_owned()
         };
 
-        content.push_str(&format!(
-            "{}\t{}\t{}\t{}\t{}\t{}\n",
+        let _ = writeln!(
+            content,
+            "{}\t{}\t{}\t{}\t{}\t{}",
             container.id(),
             pid,
             container.status(),
             container.bundle().display(),
             created,
             user_name.to_string_lossy()
-        ));
+        );
     }
 
     let mut tab_writer = TabWriter::new(io::stdout());

tests/rust-integration-tests/integration_test/src/tests/cgroups/cpu/mod.rs

@@ -8,6 +8,7 @@ use oci_spec::runtime::{
 pub mod v1;
 pub mod v2;
 
+#[allow(clippy::too_many_arguments)]
 fn create_cpu_spec(
     shares: u64,
     quota: i64,

tests/rust-integration-tests/integration_test/src/tests/hooks/invoke.rs

@@ -83,7 +83,7 @@ fn get_test<'a>(test_name: &'static str) -> Test<'a> {
                 log
             };
             delete_hook_output_file();
-            if log != "pre-start1 called\npre-start2 called\npost-start1 called\npost-start2 called\npost-stop1 called\npost-stop2 called\n".to_string() {
+            if log != "pre-start1 called\npre-start2 called\npost-start1 called\npost-start2 called\npost-stop1 called\npost-stop2 called\n" {
 					return TestResult::Failed(anyhow!(
 						"error : hooks must be called in the listed order"
 					));