ci: Setup eslint-import-resolver-typescript for improved TS linting (#4996)

* Setup stricter linting for typescript

* make `import/no-unresolved` an error everywhere

* use prettier to format `.vscode/settings.default.json`

* address PR comments

packages/@n8n_io/eslint-config/frontend.js

@@ -12,16 +12,6 @@ module.exports = {
 		node: true,
 	},
 
-	parser: 'vue-eslint-parser',
-	parserOptions: {
-		parser: {
-			ts: '@typescript-eslint/parser',
-			js: '@typescript-eslint/parser',
-			vue: 'vue-eslint-parser',
-			template: 'vue-eslint-parser',
-		},
-	},
-
 	ignorePatterns: ['**/*.js', '**/*.d.ts', 'vite.config.ts', '**/*.ts.snap'],
 
 	rules: {