Enable clippy::iter_over_hash_type lint (#7421)

This helped discover a few things that _might_ have been buggy.

crates/egui_glow/Cargo.toml

@@ -53,7 +53,6 @@ x11 = ["winit?/x11"]
 egui = { workspace = true, default-features = false, features = ["bytemuck"] }
 egui-winit = { workspace = true, optional = true, default-features = false }
 
-ahash.workspace = true
 bytemuck.workspace = true
 glow.workspace = true
 log.workspace = true

crates/egui_glow/src/painter.rs

@@ -698,6 +698,7 @@ impl Painter {
     unsafe fn destroy_gl(&self) {
         unsafe {
             self.gl.delete_program(self.program);
+            #[expect(clippy::iter_over_hash_type)]
             for tex in self.textures.values() {
                 self.gl.delete_texture(*tex);
             }

crates/egui_glow/src/winit.rs

@@ -1,7 +1,6 @@
-use ahash::HashSet;
+pub use egui_winit::{self, EventResponse};
+
 use egui::{ViewportId, ViewportOutput};
-pub use egui_winit;
-pub use egui_winit::EventResponse;
 use egui_winit::winit;
 
 use crate::shader_version::ShaderVersion;
@@ -81,7 +80,7 @@ impl EguiGlow {
             log::warn!("Multiple viewports not yet supported by EguiGlow");
         }
         for (_, ViewportOutput { commands, .. }) in viewport_output {
-            let mut actions_requested: HashSet<egui_winit::ActionRequested> = Default::default();
+            let mut actions_requested = Default::default();
             egui_winit::process_viewport_commands(
                 &self.egui_ctx,
                 &mut self.viewport_info,