refactor(copy): inline handleClick, remove dispatcher

src/components/Copy/Copy.svelte

@@ -3,27 +3,16 @@
   export { className as class };
   export let feedback = 'Copied!';
   export let feedbackTimeout = 2000;
-  export let props = {};
 
-  import { createEventDispatcher, onDestroy } from 'svelte';
+  import { onDestroy } from 'svelte';
   import { cx } from '../../lib';
 
-  const dispatch = createEventDispatcher();
-
   let timeoutId = undefined;
   let showFeedback = false;
 
-  function handleClick(event) {
-    showFeedback = true;
-
-    timeoutId = setTimeout(() => {
-      showFeedback = false;
-    }, feedbackTimeout);
-  }
-
   onDestroy(() => {
     if (timeoutId !== undefined) {
-      clearTimeout(timeoutId);
+      window.clearTimeout(timeoutId);
       timeoutId = undefined;
     }
   });
@@ -32,11 +21,15 @@
 </script>
 
 <button
-  {...props}
   type="button"
   class={className}
   on:click
-  on:click={handleClick}
+  on:click={() => {
+    showFeedback = true;
+    timeoutId = window.setTimeout(() => {
+      showFeedback = false;
+    }, feedbackTimeout);
+  }}
   on:mouseover
   on:mouseenter
   on:mouseleave>