refactor: Consolidate tsconfig and eslintrc files (no-changelog) (#6816)

Co-authored-by: Csaba Tuncsik <csaba@n8n.io>

packages/nodes-base/jest.config.js

@@ -2,8 +2,4 @@
 module.exports = {
 	...require('../../jest.config'),
 	collectCoverageFrom: ['credentials/**/*.ts', 'nodes/**/*.ts', 'utils/**/*.ts'],
-	moduleNameMapper: {
-		'^@test/(.*)$': '<rootDir>/test/$1',
-		'^@utils/(.*)$': '<rootDir>/utils/$1',
-	},
 };