fix some typos in std::sync and in the compiler

Author: lolbinarycat

compiler/rustc_resolve/src/late.rs

@@ -4276,7 +4276,7 @@ impl<'a, 'ast, 'ra, 'tcx> LateResolutionVisitor<'a, 'ast, 'ra, 'tcx> {
                         if path.len() == 2
                             && let [segment] = prefix_path
                         {
-                            // Delay to check whether methond name is an associated function or not
+                            // Delay to check whether method name is an associated function or not
                             // ```
                             // let foo = Foo {};
                             // foo::bar(); // possibly suggest to foo.bar();

library/std/src/sync/nonpoison/mutex.rs

@@ -100,7 +100,7 @@ pub struct MutexGuard<'a, T: ?Sized + 'a> {
     lock: &'a Mutex<T>,
 }
 
-/// A [`MutexGuard`] is not `Send` to maximize platform portablity.
+/// A [`MutexGuard`] is not `Send` to maximize platform portability.
 ///
 /// On platforms that use POSIX threads (commonly referred to as pthreads) there is a requirement to
 /// release mutex locks on the same thread they were acquired.

library/std/src/sync/poison/mutex.rs

@@ -279,7 +279,7 @@ pub struct MutexGuard<'a, T: ?Sized + 'a> {
     poison: poison::Guard,
 }
 
-/// A [`MutexGuard`] is not `Send` to maximize platform portablity.
+/// A [`MutexGuard`] is not `Send` to maximize platform portability.
 ///
 /// On platforms that use POSIX threads (commonly referred to as pthreads) there is a requirement to
 /// release mutex locks on the same thread they were acquired.