Move safety comment outside unsafe block

Author: ChrisDenton

Diff for: std/src/sys/pal/windows/compat.rs

@@ -111,8 +111,8 @@ impl Module {
     /// This should only be use for modules that exist for the lifetime of std
     /// (e.g. kernel32 and ntdll).
     pub unsafe fn new(name: &CStr) -> Option<Self> {
+        // SAFETY: A CStr is always null terminated.
         unsafe {
-            // SAFETY: A CStr is always null terminated.
             let module = c::GetModuleHandleA(name.as_ptr().cast::<u8>());
             NonNull::new(module).map(Self)
         }