Remove alises that break the aliasing policy

Author: SabrinaJewson

library/std/src/fs.rs

@@ -646,7 +646,7 @@ impl File {
     ///
     /// Note that this method alters the permissions of the underlying file,
     /// even though it takes `&self` rather than `&mut self`.
-    #[doc(alias = "fchmod", alias = "chmod", alias = "SetFileInformationByHandle")]
+    #[doc(alias = "fchmod", alias = "SetFileInformationByHandle")]
     #[stable(feature = "set_permissions_atomic", since = "1.16.0")]
     pub fn set_permissions(&self, perm: Permissions) -> io::Result<()> {
         self.inner.set_permissions(perm.0)

library/std/src/net/tcp.rs

@@ -601,7 +601,6 @@ impl TcpStream {
     /// };
     /// println!("bytes: {buf:?}");
     /// ```
-    #[doc(alias = "fcntl", alias = "ioctlsocket", alias = "FIONBIO")]
     #[stable(feature = "net2_mutators", since = "1.9.0")]
     pub fn set_nonblocking(&self, nonblocking: bool) -> io::Result<()> {
         self.0.set_nonblocking(nonblocking)
@@ -1009,7 +1008,6 @@ impl TcpListener {
     ///     }
     /// }
     /// ```
-    #[doc(alias = "fcntl", alias = "ioctlsocket", alias = "FIONBIO")]
     #[stable(feature = "net2_mutators", since = "1.9.0")]
     pub fn set_nonblocking(&self, nonblocking: bool) -> io::Result<()> {
         self.0.set_nonblocking(nonblocking)

library/std/src/net/udp.rs

@@ -784,7 +784,6 @@ impl UdpSocket {
     /// };
     /// println!("bytes: {:?}", &buf[..num_bytes_read]);
     /// ```
-    #[doc(alias = "fcntl", alias = "ioctlsocket", alias = "FIONBIO")]
     #[stable(feature = "net2_mutators", since = "1.9.0")]
     pub fn set_nonblocking(&self, nonblocking: bool) -> io::Result<()> {
         self.0.set_nonblocking(nonblocking)