<!--- Verify first that your issue is not already reported on GitHub -->
<!--- Also test if the latest release and devel branch are affected too -->
<!--- Complete *all* sections as described, this form is processed automatically -->

##### SUMMARY
<!--- Explain the problem briefly below -->

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->
Setup module and facts about de Operating System is detecting ansible_os_family as "Pop!_OS".
This distribution is based on Ubuntu, so it should be "Debian" the desired result

##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```
ansible 2.9.6
  config file = /etc/ansible/ansible.cfg
  configured module search path = ['/home/moucho/.ansible/plugins/modules', '/usr/share/ansible/plugins/modules']
  ansible python module location = /usr/lib/python3/dist-packages/ansible
  executable location = /usr/bin/ansible
  python version = 3.8.2 (default, Apr 27 2020, 15:53:34) [GCC 9.3.0]
```

##### CONFIGURATION
<!--- Paste verbatim output from "ansible-config dump --only-changed" between quotes -->
```
default configuration
```

##### OS / ENVIRONMENT
<!--- Provide all relevant information below, e.g. target OS versions, network device firmware, etc. -->
Pop!_OS 20.04 LTS

##### STEPS TO REPRODUCE
<!--- Describe exactly how to reproduce the problem, using a minimal test-case -->
ansible localhost -m setup

<!--- Paste example playbooks or commands between quotes below -->
<!--- HINT: You can paste gist.github.com links for larger files -->

##### EXPECTED RESULTS
<!--- Describe what you expected to happen when running the steps above -->
ansible_os_family: "Debian"

##### ACTUAL RESULTS
<!--- Describe what actually happened. If possible run with extra verbosity (-vvvv) -->
ansible_os_family: "Pop!_OS"
<!--- Paste verbatim command output between quotes -->

"redhat_bugzilla_product": "Fedora",
                "redhat_bugzilla_product_version": "31",
                "redhat_support_product": "Fedora",
                "redhat_support_product_version": "31",
                "privacy_policy_url": "https://fedoraproject.org/wiki/Legal:PrivacyPolicy",
                "variant": "Workstation Edition",
                "variant_id": "workstation",
                "codename": ""
            }
        },
        "input": {
            "/etc/redhat-release": "Fedora release 31 (Thirty One)\n",
            "/etc/system-release": "Fedora release 31 (Thirty One)\n",
            "/etc/os-release": "NAME=Fedora\nVERSION=\"31 (Workstation Edition)\"\nID=fedora\nVERSION_ID=31\nVERSION_CODENAME=\"\"\nPLATFORM_ID=\"platform:f31\"\nPRETTY_NAME=\"Fedora 31 (Workstation Edition)\"\nANSI_COLOR=\"0;34\"\nLOGO=fedora-logo-icon\nCPE_NAME=\"cpe:/o:fedoraproject:fedora:31\"\nHOME_URL=\"https://fedoraproject.org/\"\nDOCUMENTATION_URL=\"https://docs.fedoraproject.org/en-US/fedora/f31/system-administrators-guide/\"\nSUPPORT_URL=\"https://fedoraproject.org/wiki/Communicating_and_getting_help\"\nBUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\nREDHAT_BUGZILLA_PRODUCT=\"Fedora\"\nREDHAT_BUGZILLA_PRODUCT_VERSION=31\nREDHAT_SUPPORT_PRODUCT=\"Fedora\"\nREDHAT_SUPPORT_PRODUCT_VERSION=31\nPRIVACY_POLICY_URL=\"https://fedoraproject.org/wiki/Legal:PrivacyPolicy\"\nVARIANT=\"Workstation Edition\"\nVARIANT_ID=workstation\n",  
            "/usr/lib/os-release": "NAME=Fedora\nVERSION=\"31 (Workstation Edition)\"\nID=fedora\nVERSION_ID=31\nVERSION_CODENAME=\"\"\nPLATFORM_ID=\"platform:f31\"\nPRETTY_NAME=\"Fedora 31 (Workstation Edition)\"\nANSI_COLOR=\"0;34\"\nLOGO=fedora-logo-icon\nCPE_NAME=\"cpe:/o:fedoraproject:fedora:31\"\nHOME_URL=\"https://fedoraproject.org/\"\nDOCUMENTATION_URL=\"https://docs.fedoraproject.org/en-US/fedora/f31/system-administrators-guide/\"\nSUPPORT_URL=\"https://fedoraproject.org/wiki/Communicating_and_getting_help\"\nBUG_REPORT_URL=\"https://bugzilla.redhat.com/\"\nREDHAT_BUGZILLA_PRODUCT=\"Fedora\"\nREDHAT_BUGZILLA_PRODUCT_VERSION=31\nREDHAT_SUPPORT_PRODUCT=\"Fedora\"\nREDHAT_SUPPORT_PRODUCT_VERSION=31\nPRIVACY_POLICY_URL=\"https://fedoraproject.org/wiki/Legal:PrivacyPolicy\"\nVARIANT=\"Workstation Edition\"\nVARIANT_ID=workstation\n"  
        },
        "platform.dist": [
            "fedora",
            "31",
            ""
        ],
        "result": {
            "distribution": "Fedora",
            "distribution_version": "31",
            "distribution_release": "",
            "distribution_major_version": "31",
            "os_family": "RedHat"
        }
    },
    {