perform cargo dev fmt`

Author: relaxcn

clippy_lints/src/methods/mod.rs

@@ -4531,7 +4531,7 @@ declare_clippy_lint! {
 
 declare_clippy_lint! {
     /// ### What it does
-    /// Checks for IP addresses that could be replaced with predefined constants such as 
+    /// Checks for IP addresses that could be replaced with predefined constants such as
     /// `Ipv4Addr::new(127, 0, 0, 1)` instead of using the appropriate constants.
     ///
     /// ### Why is this bad?
@@ -4542,20 +4542,20 @@ declare_clippy_lint! {
     /// ### Example
     /// ```no_run
     /// use std::net::{Ipv4Addr, Ipv6Addr};
-    /// 
+    ///
     /// // IPv4 loopback
     /// let addr_v4 = Ipv4Addr::new(127, 0, 0, 1);
-    /// 
-    /// // IPv6 loopback  
+    ///
+    /// // IPv6 loopback
     /// let addr_v6 = Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1);
     /// ```
     /// Use instead:
     /// ```no_run
     /// use std::net::{Ipv4Addr, Ipv6Addr};
-    /// 
+    ///
     /// // IPv4 loopback
     /// let addr_v4 = Ipv4Addr::LOCALHOST;
-    /// 
+    ///
     /// // IPv6 loopback
     /// let addr_v6 = Ipv6Addr::LOCALHOST;
     /// ```