[net] clippy: match_like_matches_macro

warning: match expression looks like `matches!` macro
   --> library/std/src/net/ip.rs:459:9
    |
459 | /         match self.octets() {
460 | |             [169, 254, ..] => true,
461 | |             _ => false,
462 | |         }
    | |_________^ help: try this: `matches!(self.octets(), [169, 254,
..])`
    |
    = note: `#[warn(clippy::match_like_matches_macro)]` on by default
    = help: for further information visit
https://rust-lang.github.io/rust-clippy/master/index.html#match_like_matches_macro

Signed-off-by: wcampbell <wcampbell1995@gmail.com>

Author: wcampbell0x2a

library/std/src/net/ip.rs

@@ -456,10 +456,7 @@ impl Ipv4Addr {
     #[rustc_const_unstable(feature = "const_ipv4", issue = "76205")]
     #[stable(since = "1.7.0", feature = "ip_17")]
     pub const fn is_link_local(&self) -> bool {
-        match self.octets() {
-            [169, 254, ..] => true,
-            _ => false,
-        }
+        matches!(self.octets(), [169, 254, ..])
     }
 
     /// Returns [`true`] if the address appears to be globally routable.