refactor(core): Avoid passing around static state like default timezone (no-changelog) (#7221)

packages/workflow/test/ExpressionExtensions/Helpers.ts

@@ -1,10 +1,7 @@
 import type { IDataObject } from '@/Interfaces';
-import { Expression } from '@/Expression';
 import { Workflow } from '@/Workflow';
 import * as Helpers from '../Helpers';
 
-export const TEST_TIMEZONE = 'America/New_York';
-
 export const nodeTypes = Helpers.NodeTypes();
 export const workflow = new Workflow({
 	nodes: [
@@ -20,11 +17,8 @@ export const workflow = new Workflow({
 	connections: {},
 	active: false,
 	nodeTypes,
-	settings: {
-		timezone: TEST_TIMEZONE,
-	},
 });
-export const expression = new Expression(workflow);
+export const expression = workflow.expression;
 
 export const evaluate = (value: string, values?: IDataObject[]) =>
 	expression.getParameterValue(
@@ -35,7 +29,6 @@ export const evaluate = (value: string, values?: IDataObject[]) =>
 		'node',
 		values?.map((v) => ({ json: v })) ?? [],
 		'manual',
-		TEST_TIMEZONE,
 		{},
 	);