fix(fms): Handle PolicyComplianceStatusList key error (#3230)

Co-authored-by: Sergio Garcia <sergargar1@gmail.com>

tests/providers/aws/services/fms/fms_policy_compliant/fms_policy_compliant_test.py

@@ -170,3 +170,32 @@ class Test_fms_policy_compliant:
             assert result[0].resource_id == "12345678901"
             assert result[0].resource_arn == "arn:aws:fms:us-east-1:12345678901"
             assert result[0].region == AWS_REGION_US_EAST_1
+
+    def test_fms_admin_without_policies(self):
+        fms_client = mock.MagicMock
+        fms_client.audited_account = AWS_ACCOUNT_NUMBER
+        fms_client.audited_account_arn = f"arn:aws:iam::{AWS_ACCOUNT_NUMBER}:root"
+        fms_client.region = AWS_REGION_US_EAST_1
+        fms_client.fms_admin_account = True
+        fms_client.fms_policies = []
+        with mock.patch(
+            "prowler.providers.aws.services.fms.fms_service.FMS",
+            new=fms_client,
+        ):
+            # Test Check
+            from prowler.providers.aws.services.fms.fms_policy_compliant.fms_policy_compliant import (
+                fms_policy_compliant,
+            )
+
+            check = fms_policy_compliant()
+            result = check.execute()
+
+            assert len(result) == 1
+            assert result[0].status == "FAIL"
+            assert (
+                result[0].status_extended
+                == f"FMS without any compliant policy for account {AWS_ACCOUNT_NUMBER}."
+            )
+            assert result[0].resource_id == AWS_ACCOUNT_NUMBER
+            assert result[0].resource_arn == fms_client.audited_account_arn
+            assert result[0].region == AWS_REGION_US_EAST_1