Add PartialEq and PartialOrd impls for comparing String and &String

This makes such comparisons more robust against the availability of
other impls.

Author: joshtriplett

library/alloc/src/string.rs

@@ -2531,6 +2531,7 @@ macro_rules! impl_eq {
 
 impl_eq! { String, str }
 impl_eq! { String, &'a str }
+impl_eq! { String, &String }
 impl_eq! { &String, str }
 #[cfg(not(no_global_oom_handling))]
 impl_eq! { Cow<'a, str>, str }
@@ -2566,6 +2567,7 @@ macro_rules! impl_ord {
 impl_ord! { String, str }
 impl_ord! { String, &'a str }
 impl_ord! { &String, str }
+impl_ord! { String, &String }
 #[cfg(not(no_global_oom_handling))]
 impl_ord! { Cow<'a, str>, str }
 #[cfg(not(no_global_oom_handling))]

src/bootstrap/src/core/build_steps/clippy.rs

@@ -77,7 +77,8 @@ pub fn get_clippy_rules_in_order(all_args: &[String], config: &LintConfig) -> Ve
             let rule = format!("{prefix}{v}");
             // Arguments added by bootstrap in LintConfig won't show up in the all_args list, so
             // put them at the end of the command line.
-            let position = all_args.iter().position(|t| t == &rule || t == v).unwrap_or(usize::MAX);
+            let position =
+                all_args.iter().position(|t| t == rule.as_str() || t == v).unwrap_or(usize::MAX);
             result.push((position, rule));
         });
     }