fix: remove unused wokwi-cli requirement from tests

Author: JakubAndrysek

pytest-embedded-wokwi/tests/test_wokwi.py

@@ -1,21 +1,13 @@
 import os
-import shutil
 
 import pytest
 
-wokwi_cli_required = pytest.mark.skipif(
-    shutil.which('wokwi-cli') is None,
-    reason='Please make sure that `wokwi-cli` is in your PATH env var. '
-    + 'To install: https://docs.wokwi.com/wokwi-ci/getting-started#cli-installation',
-)
-
 wokwi_token_required = pytest.mark.skipif(
     os.getenv('WOKWI_CLI_TOKEN') is None,
     reason='Please make sure that `WOKWI_CLI_TOKEN` env var is set. Get a token here: https://wokwi.com/dashboard/ci',
 )
 
 
-@wokwi_cli_required
 @wokwi_token_required
 def test_pexpect_by_wokwi_esp32(testdir):
     testdir.makepyfile("""
@@ -40,7 +32,6 @@ def test_pexpect_by_wokwi(dut):
     result.assert_outcomes(passed=1)
 
 
-@wokwi_cli_required
 @wokwi_token_required
 def test_pexpect_by_wokwi_esp32_arduino(testdir):
     testdir.makepyfile("""