Fix unspecified wayland/x11 dep from clipboard feature

crates/eframe/Cargo.toml

@@ -85,7 +85,14 @@ puffin = [
 ]
 
 ## Enables wayland support and fixes clipboard issue.
-wayland = ["egui-winit/wayland", "egui-wgpu?/wayland", "egui_glow?/wayland", "glutin?/wayland", "glutin-winit?/wayland"]
+wayland = [
+  "egui-winit/wayland",
+  "egui-wgpu?/wayland",
+  "egui_glow?/wayland",
+  "glutin?/wayland",
+  "glutin-winit?/wayland",
+  "egui-winit/smithay-clipboard",
+]
 
 ## Enable screen reader support (requires `ctx.options_mut(|o| o.screen_reader = true);`) on web.
 ##
@@ -111,7 +118,16 @@ web_screen_reader = [
 wgpu = ["dep:wgpu", "dep:egui-wgpu", "dep:pollster"]
 
 ## Enables compiling for x11.
-x11 = ["egui-winit/x11", "egui-wgpu?/x11", "egui_glow?/x11", "glutin?/x11", "glutin?/glx", "glutin-winit?/x11", "glutin-winit?/glx"]
+x11 = [
+  "egui-winit/x11",
+  "egui-wgpu?/x11",
+  "egui_glow?/x11",
+  "glutin?/x11",
+  "glutin?/glx",
+  "glutin-winit?/x11",
+  "glutin-winit?/glx",
+  "egui-winit/arboard",
+]
 
 ## If set, eframe will look for the env-var `EFRAME_SCREENSHOT_TO` and write a screenshot to that location, and then quit.
 ## This is used to generate images for examples.
@@ -142,7 +158,6 @@ serde = { workspace = true, optional = true }
 # native:
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
 egui-winit = { workspace = true, default-features = false, features = [
-  "clipboard",
   "links",
 ] }
 image = { workspace = true, features = ["png"] } # Needed for app icon
@@ -167,6 +182,10 @@ wgpu = { workspace = true, optional = true, features = [
 
 # mac:
 [target.'cfg(any(target_os = "macos"))'.dependencies]
+egui-winit = { workspace = true, default-features = false, features = [
+  "arboard",
+  "links",
+] }
 objc2 = "0.5.1"
 objc2-foundation = { version = "0.2.0", features = [
   "block2",
@@ -183,6 +202,10 @@ objc2-app-kit = { version = "0.2.0", features = [
 
 # windows:
 [target.'cfg(any(target_os = "windows"))'.dependencies]
+egui-winit = { workspace = true, default-features = false, features = [
+  "arboard",
+  "links",
+] }
 winapi = { version = "0.3.9", features = ["winuser"] }
 windows-sys = { workspace = true, features = [
   "Win32_Foundation",