Replace #[allow attributes with expect (#7796)

We do have `clippy::allow_attributes` turned on, but it doesn't seem to
work properly

crates/eframe/src/native/app_icon.rs

@@ -47,7 +47,7 @@ enum AppIconStatus {
     NotSetTryAgain,
 
     /// We successfully set the icon and it should be visible now.
-    #[allow(dead_code, clippy::allow_attributes)] // Not used on Linux
+    #[allow(clippy::allow_attributes, dead_code)] // Not used on Linux
     Set,
 }
 
@@ -71,7 +71,7 @@ fn set_title_and_icon(_title: &str, _icon_data: Option<&IconData>) -> AppIconSta
     #[cfg(target_os = "macos")]
     return set_title_and_icon_mac(_title, _icon_data);
 
-    #[allow(unreachable_code, clippy::allow_attributes)]
+    #[allow(clippy::allow_attributes, unreachable_code)]
     AppIconStatus::NotSetIgnored
 }
 

crates/eframe/src/native/run.rs

@@ -349,8 +349,6 @@ pub fn run_glow(
     mut native_options: epi::NativeOptions,
     app_creator: epi::AppCreator<'_>,
 ) -> Result {
-    #![allow(clippy::needless_return_with_question_mark)] // False positive
-
     use super::glow_integration::GlowWinitApp;
 
     #[cfg(not(target_os = "ios"))]
@@ -387,8 +385,6 @@ pub fn run_wgpu(
     mut native_options: epi::NativeOptions,
     app_creator: epi::AppCreator<'_>,
 ) -> Result {
-    #![allow(clippy::needless_return_with_question_mark)] // False positive
-
     use super::wgpu_integration::WgpuWinitApp;
 
     #[cfg(not(target_os = "ios"))]

crates/eframe/src/native/wgpu_integration.rs

@@ -256,7 +256,7 @@ impl<'app> WgpuWinitApp<'app> {
             });
         }
 
-        #[allow(unused_mut, clippy::allow_attributes)] // used for accesskit
+        #[allow(clippy::allow_attributes, unused_mut)] // used for accesskit
         let mut egui_winit = egui_winit::State::new(
             egui_ctx.clone(),
             ViewportId::ROOT,