Fix code style

Author: Berrysoft

library/std/src/sys/pal/unix/fs.rs

@@ -541,7 +541,12 @@ impl FileAttr {
         SystemTime::new(self.stat.st_atim.tv_sec as i64, self.stat.st_atim.tv_nsec as i64)
     }
 
-    #[cfg(any(target_os = "freebsd", target_os = "openbsd", target_vendor = "apple", target_os = "cygwin"))]
+    #[cfg(any(
+        target_os = "freebsd",
+        target_os = "openbsd",
+        target_vendor = "apple",
+        target_os = "cygwin",
+    ))]
     pub fn created(&self) -> io::Result<SystemTime> {
         SystemTime::new(self.stat.st_birthtime as i64, self.stat.st_birthtime_nsec as i64)
     }

library/std/src/sys/pal/unix/stack_overflow.rs

@@ -372,7 +372,8 @@ mod imp {
             // this way someone on any unix-y OS can check that all these compile
             if cfg!(all(target_os = "linux", not(target_env = "musl"))) {
                 install_main_guard_linux(page_size)
-            } else if cfg!(any(all(target_os = "linux", target_env = "musl"), target_os = "cygwin")) {
+            } else if cfg!(any(all(target_os = "linux", target_env = "musl"), target_os = "cygwin"))
+            {
                 install_main_guard_linux_musl(page_size)
             } else if cfg!(target_os = "freebsd") {
                 install_main_guard_freebsd(page_size)

library/std/src/sys/random/linux.rs

@@ -95,9 +95,13 @@ fn getrandom(mut bytes: &mut [u8], insecure: bool) {
             let flags = if insecure {
                 if GRND_INSECURE_AVAILABLE.load(Relaxed) {
                     #[cfg(target_os = "cygwin")]
-                    { libc::GRND_NONBLOCK }
+                    {
+                        libc::GRND_NONBLOCK
+                    }
                     #[cfg(not(target_os = "cygwin"))]
-                    { libc::GRND_INSECURE }
+                    {
+                        libc::GRND_INSECURE
+                    }
                 } else {
                     libc::GRND_NONBLOCK
                 }