Fix 'test_providers/test_providers_no_os' tests in 4.2

[damarisg]

Issue information

Related issue
Closes #1531

When it comes to starting with the test fix, there is some information that can help you:

Module: Vulnerability Detector
Support Team:  "binary beasts"
Target: Manager   
OS: Linux

I add some information obtained while researched the logs that failed.

Case:

Type	Description
Test Path	test_providers/test_providers_no_os
Consistent	no
Test Execution	1/3 executions failed
Cases Fails	5
Summary	On pytest_runtest_setup when check host_type.
Error message	"ERROR at setup of test_providers_no_os"

In order to finish this issue the following tasks should be fulfilled:

• Research of fails.
• Apply Fix
• Full Green/ Full Yellow in test_providers/test_providers_no_os for 3 times.
• Documentation of any important change done for these tests or the used tools.

[pereyra-m]

Results for test_providers/test_providers_no_os

Test Executions	Date	By	Status
centos_providers_no_os_1.log	2021-07-13	Matias	🟢
centos_providers_no_os_2.log	2021-07-13	Matias	🟢
centos_providers_no_os_3.log	2021-07-13	Matias	🟢

[mdengra]

2021-07-14

Test results:

Test Executions	Date	By	Status
test_providers_no_os_local_r1.log	2021-07-14	Miguel	🟡
test_providers_no_os_local_r2.log	2021-07-14	Miguel	🟡
test_providers_no_os_local_r3.log	2021-07-14	Miguel	🟡

[damarisg]

Results when disabling modules: sca, syscollector and rootcheck.

Test Executions	Date	By	Status
ProviderNoOs.log	2021-07-15	Seyla	🟢
ProviderNoOs1.log	2021-07-15	Seyla	🟡
ProviderNoOs2.log	2021-07-15	Seyla	🟢

Reference	Status
🟢	Pass without warnings
🟡	Pass with Warnings

[damarisg]

This issue is closed by #1605

Test Results from 1531-full-yellow-vuln-det

Test Executions	Tests	Date	By	Status
YellowResultsProvidersNoOs.log	test_providers/test_providers_no_os	2021-07-21	Seyla	🟡
YellowResultsProvidersNoOs2.log	test_providers/test_providers_no_os	2021-07-21	Seyla	🟡
YellowResultsProvidersNoOs3.log	test_providers/test_providers_no_os	2021-07-21	Seyla	🟡

Reference	Status
🟡	Pass with Warnings

[damarisg]

This issue is closed because the test was disabled by #1602.