configure search.exclude (#9472)

Co-authored-by: Rich Harris <rich.harris@vercel.com>

.gitignore

@@ -3,8 +3,6 @@ node_modules/
 
 # IDE related
 .idea
-.vscode/*
-!.vscode/launch.json
 
 # Test coverage
 coverage

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+	"search.exclude": {
+		"sites/svelte-5-preview/static/*": true
+	}
+}