feat(github): add new service Organization (#6300)

Co-authored-by: MrCloudSec <hello@mistercloudsec.com>

tests/providers/github/services/organization/organization_service_test.py

@@ -0,0 +1,35 @@
+from unittest.mock import patch
+
+from prowler.providers.github.services.organization.organization_service import (
+    Org,
+    Organization,
+)
+from tests.providers.github.github_fixtures import set_mocked_github_provider
+
+
+def mock_list_organizations(_):
+    return {
+        1: Org(
+            id=1,
+            name="test-organization",
+        ),
+    }
+
+
+@patch(
+    "prowler.providers.github.services.organization.organization_service.Organization._list_organizations",
+    new=mock_list_organizations,
+)
+class Test_Repository_Service:
+    def test_get_client(self):
+        repository_service = Organization(set_mocked_github_provider())
+        assert repository_service.clients[0].__class__.__name__ == "Github"
+
+    def test_get_service(self):
+        repository_service = Organization(set_mocked_github_provider())
+        assert repository_service.__class__.__name__ == "Organization"
+
+    def test_list_organizations(self):
+        repository_service = Organization(set_mocked_github_provider())
+        assert len(repository_service.organizations) == 1
+        assert repository_service.organizations[1].name == "test-organization"