Bump sctk-adwaita to 0.4.1

This should force the use of system libraries for Fontconfig
and freetype instead of building them with cmake if missing.

Fixes rust-windowing#2373.

Cargo.toml

@@ -103,7 +103,7 @@ features = [
 wayland-client = { version = "0.29.4", default_features = false,  features = ["use_system_lib"], optional = true }
 wayland-protocols = { version = "0.29.4", features = [ "staging_protocols"], optional = true }
 sctk = { package = "smithay-client-toolkit", version = "0.16.0", default_features = false, features = ["calloop"],  optional = true }
-sctk-adwaita = { version = "0.4.0", optional = true }
+sctk-adwaita = { version = "0.4.1", optional = true }
 mio = { version = "0.8", features = ["os-ext"], optional = true }
 x11-dl = { version = "2.18.5", optional = true }
 percent-encoding = { version = "2.0", optional = true }

src/platform_impl/windows/drop_handler.rs

@@ -1,5 +1,6 @@
 use std::{
     ffi::{c_void, OsString},
+    mem,
     os::windows::ffi::OsStringExt,
     path::PathBuf,
     ptr,
@@ -80,7 +81,7 @@ impl FileDropHandler {
         let count = drop_handler.refcount.fetch_sub(1, Ordering::Release) - 1;
         if count == 0 {
             // Destroy the underlying data
-            Box::from_raw(drop_handler as *mut FileDropHandlerData);
+            mem::drop(Box::from_raw(drop_handler as *mut FileDropHandlerData));
         }
         count as u32
     }

src/platform_impl/windows/event_loop.rs

@@ -923,7 +923,7 @@ pub(super) unsafe extern "system" fn public_window_callback<T: 'static>(
     };
 
     if userdata_removed && recurse_depth == 0 {
-        Box::from_raw(userdata_ptr);
+        mem::drop(Box::from_raw(userdata_ptr));
     }
 
     result