misc: Fix clippy

src/uu/pgrep/src/pgrep.rs

@@ -238,6 +238,7 @@ fn process_flag_o_n(
     }
 }
 
+#[allow(clippy::cognitive_complexity)]
 pub fn uu_app() -> Command {
     Command::new(uucore::util_name())
         .version(crate_version!())

src/uu/pgrep/src/process.rs

@@ -212,7 +212,7 @@ impl ProcessInformation {
             pid,
             cmdline,
             inner_status: fs::read_to_string(dir_append(value.clone(), "status".into()))?,
-            inner_stat: fs::read_to_string(dir_append(value.clone(), "stat".into()))?,
+            inner_stat: fs::read_to_string(dir_append(value, "stat".into()))?,
             ..Default::default()
         })
     }