typo setContext should be getContext

Author: plgingras88

documentation/docs/06-runtime/02-context.md

@@ -82,7 +82,7 @@ Context is not inherently reactive. If you need reactive values in context then
 <script>
 	import { setContext } from 'svelte';
 
-	const value = setContext('counter');
+	const value = getContext('counter');
 </script>
 
 <p>Count is {value.count}</p>