File changelog.test.ts

packages/bumpy/test/core/changelog.test.ts:None–None

import { test, expect, describe, beforeEach, afterEach } from 'bun:test';
import { makeRelease, makeBumpFile } from '../helpers.ts';
import { installShellMock, uninstallShellMock, addMockRule } from '../helpers-shell-mock.ts';
import {