add launch task to debug local eslint rules

src/Umbraco.Web.UI.Client/.vscode/launch.json

@@ -4,6 +4,12 @@
 	// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
 	"version": "0.2.0",
 	"configurations": [
+		{
+			"command": "npx eslint",
+			"name": "Debug eslint",
+			"request": "launch",
+			"type": "node-terminal"
+		},
 		{
 			"type": "chrome",
 			"request": "launch",