Rollup merge of rust-lang#92469 - joshtriplett:test-number-fix, r=Mark-Simulacrum

Make tidy check for magic numbers that spell things

Remove existing problematic cases.

r? `@Mark-Simulacrum`

Author: matthiaskrgr

std/src/net/ip.rs

@@ -1140,8 +1140,8 @@ impl From<Ipv4Addr> for u32 {
     /// ```
     /// use std::net::Ipv4Addr;
     ///
-    /// let addr = Ipv4Addr::new(0xca, 0xfe, 0xba, 0xbe);
-    /// assert_eq!(0xcafebabe, u32::from(addr));
+    /// let addr = Ipv4Addr::new(0x12, 0x34, 0x56, 0x78);
+    /// assert_eq!(0x12345678, u32::from(addr));
     /// ```
     #[inline]
     fn from(ip: Ipv4Addr) -> u32 {
@@ -1159,8 +1159,8 @@ impl From<u32> for Ipv4Addr {
     /// ```
     /// use std::net::Ipv4Addr;
     ///
-    /// let addr = Ipv4Addr::from(0xcafebabe);
-    /// assert_eq!(Ipv4Addr::new(0xca, 0xfe, 0xba, 0xbe), addr);
+    /// let addr = Ipv4Addr::from(0x12345678);
+    /// assert_eq!(Ipv4Addr::new(0x12, 0x34, 0x56, 0x78), addr);
     /// ```
     #[inline]
     fn from(ip: u32) -> Ipv4Addr {