message: cli: fix merge conflicts in Lockfile tests
diff: @@ -195,7 +195,7 @@ b@^2:
  version: 2.0.1
  `;
  -const mockANewLocal = `${newHeader}
  +const mockANewLocal = `${MODERN_HEADER}
  a@^1:
  version: 1.0.1
  dependencies:
  @@ -210,7 +210,7 @@ b@^2:
  version: 2.0.0
  `;
  -const mockANewLocalDedup = `${newHeader}
  +const mockANewLocalDedup = `${MODERN_HEADER}
  a@^1:
  version: 1.0.1
  dependencies:
  @@ -314,7 +314,7 @@ describe('New Lockfile', () => {
  await expect(fs.readFile('/yarn.lock', 'utf8')).resolves.toBe(
  mockANewLocal,
  );
  - await expect(lockfile.save()).resolves.toBeUndefined();
  + await expect(lockfile.save('/yarn.lock')).resolves.toBeUndefined();
  await expect(fs.readFile('/yarn.lock', 'utf8')).resolves.toBe(
  mockANewLocalDedup,
  );
  