macOS provisioning fail due to missing handler

[Rebits]

Description

During wazuh/wazuh#21789 it has been detected that macOS instances are not correctly provisioned due to a typo in macOS restart handler introduced during the revision of this PR #4878

10:38:31  TASK [../roles/wazuh/ansible-wazuh-agent : Install MacOS agent from pkg | custom macos pkg] ***
10:38:31  changed: [agent1]
10:38:45  ERROR! The requested handler 'MacOS | restart wazuh-agent' was not found in either the main handlers list nor in the listening handlers list

It is necessary fix this issue in order to provision macOS endpoint for VD E2E tests

[davidjiglesias]

LGTM