refactor(core): Reorganize error hierarchy in cli package (no-changelog) (#7839)

Ensure all errors in `cli` inherit from `ApplicationError` to continue
normalizing all the errors we report to Sentry

Follow-up to: https://github.com/n8n-io/n8n/pull/7820

packages/cli/src/config/utils.ts

@@ -1,11 +1,6 @@
+import { NotStringArrayError } from '@/errors/not-string-array.error';
 import type { SchemaObj } from 'convict';
 
-class NotStringArrayError extends Error {
-	constructor(env: string) {
-		super(`${env} is not a string array.`);
-	}
-}
-
 export const ensureStringArray = (values: string[], { env }: SchemaObj<string>) => {
 	if (!env) throw new Error(`Missing env: ${env}`);