Revert "test: Add basic test for cli module"

[skalwaghe-56]

Reverts #74

Failing tests because of the PR.

=========================== short test summary info ============================
FAILED tests/test_cli.py::test_cli_add - AssertionError: expected call not found.
Expected: add(Alias(name='alix-test-echo', command='alix test working!', description='alix test shortcut', tags=['a', 'b'], created_at=<ANY>, used_count=0, shell=<ANY>, last_used=None, usage_history=[], group=None))
  Actual: add(Alias(name='alix-test-echo', command='alix test working!', description='alix test shortcut', tags=['a', 'b'], created_at=datetime.datetime(2025, 10, 9, 18, 21, 0, 603246), used_count=0, shell=None, last_used=None, usage_history=[], group=None), record_history=True)
FAILED tests/test_cli.py::test_cli_add__apply_failed - AssertionError: expected call not found.
Expected: add(Alias(name='alix-test-echo', command='alix test working!', description='alix test shortcut', tags=['a', 'b'], created_at=<ANY>, used_count=0, shell=<ANY>, last_used=None, usage_history=[], group=None))
  Actual: add(Alias(name='alix-test-echo', command='alix test working!', description='alix test shortcut', tags=['a', 'b'], created_at=datetime.datetime(2025, 10, 9, 18, 21, 0, 788446), used_count=0, shell=None, last_used=None, usage_history=[], group=None), record_history=True)
FAILED tests/test_cli.py::test_cli_add__no_apply - AssertionError: expected call not found.
Expected: add(Alias(name='alix-test-echo', command='alix test working!', description='alix test shortcut', tags=['a', 'b'], created_at=<ANY>, used_count=0, shell=<ANY>, last_used=None, usage_history=[], group=None))
  Actual: add(Alias(name='alix-test-echo', command='alix test working!', description='alix test shortcut', tags=['a', 'b'], created_at=datetime.datetime(2025, 10, 9, 18, 21, 0, 887596), used_count=0, shell=None, last_used=None, usage_history=[], group=None), record_history=True)
========================= 3 failed, 63 passed in 1.38s =========================