Rollup merge of rust-lang#86839 - D1mon:patch-1, r=JohnTitor

Add doc aliases to fs.rs

Add aliases for create_dir, create_dir_all, remove_dir, remove_dir_all

Author: JohnTitor

library/std/src/fs.rs

@@ -1912,6 +1912,7 @@ pub fn canonicalize<P: AsRef<Path>>(path: P) -> io::Result<PathBuf> {
 ///     Ok(())
 /// }
 /// ```
+#[doc(alias = "mkdir")]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub fn create_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
     DirBuilder::new().create(path.as_ref())
@@ -1991,6 +1992,7 @@ pub fn create_dir_all<P: AsRef<Path>>(path: P) -> io::Result<()> {
 ///     Ok(())
 /// }
 /// ```
+#[doc(alias = "rmdir")]
 #[stable(feature = "rust1", since = "1.0.0")]
 pub fn remove_dir<P: AsRef<Path>>(path: P) -> io::Result<()> {
     fs_imp::rmdir(path.as_ref())