jest: mocks already cleared through configuration

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

__tests__/exec.test.ts

@@ -14,14 +14,10 @@
  * limitations under the License.
  */
 
-import {beforeEach, describe, expect, it, jest} from '@jest/globals';
+import {describe, expect, it, jest} from '@jest/globals';
 
 import {Exec} from '../src/exec';
 
-beforeEach(() => {
-  jest.clearAllMocks();
-});
-
 describe('exec', () => {
   it('returns docker version', async () => {
     const execSpy = jest.spyOn(Exec, 'exec');