Insert some blank lines.

After things that are immediately followed by a `use` declaration and
look like they might apply to that `use` item but actually don't.

std/src/sys/pal/sgx/thread.rs

@@ -1,4 +1,5 @@
 #![cfg_attr(test, allow(dead_code))] // why is this necessary?
+
 use super::abi::usercalls;
 use super::unsupported;
 use crate::ffi::CStr;

std/src/sys/pal/windows/net.rs

@@ -21,6 +21,7 @@ pub mod netc {
     //!
     //! Some Windows API types are not quite what's expected by our cross-platform
     //! net code. E.g. naming differences or different pointer types.
+
     use core::ffi::{c_char, c_int, c_uint, c_ulong, c_ushort, c_void};
 
     use crate::sys::c::{self, ADDRESS_FAMILY, ADDRINFOA, SOCKADDR, SOCKET};