Sync svelte docs (#1160)

sync svelte docs

Co-authored-by: svelte-docs-bot[bot] <196124396+svelte-docs-bot[bot]@users.noreply.github.com>

Author: github-actions[bot]

apps/svelte.dev/content/docs/svelte/02-runes/06-$bindable.md

@@ -34,7 +34,7 @@ Now, a component that uses `<FancyInput>` can add the [`bind:`](bind) directive
 
 <!-- prettier-ignore -->
 ```svelte
-/// App.svelte
+/// file: App.svelte
 <script>
 	import FancyInput from './FancyInput.svelte';
 

apps/svelte.dev/content/docs/svelte/03-template-syntax/11-bind.md

@@ -268,7 +268,7 @@ Elements with the `contenteditable` attribute support the following bindings:
 <!-- for some reason puts the comment and html on same line -->
 <!-- prettier-ignore -->
 ```svelte
-<div contenteditable="true" bind:innerHTML={html} />
+<div contenteditable="true" bind:innerHTML={html}></div>
 ```
 
 ## Dimensions
@@ -308,7 +308,7 @@ To get a reference to a DOM node, use `bind:this`. The value will be `undefined`
 	});
 </script>
 
-<canvas bind:this={canvas} />
+<canvas bind:this={canvas}></canvas>
 ```
 
 Components also support `bind:this`, allowing you to interact with component instances programmatically.