<!--- 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
hostname module fails on linux pardus distributions.

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->

##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```
3.8.2
```

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

```

##### OS / ENVIRONMENT
Pardus Gnu/Linux 19.3


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

<!--- Paste example playbooks or commands between quotes below -->
```
 - name: set hostname
    hostname:
      name: "pardus"
```

<!--- HINT: You can paste gist.github.com links for larger files -->

##### EXPECTED RESULTS
should set hostname on pardus as well


##### ACTUAL RESULTS
<!--- Describe what actually happened. If possible run with extra verbosity (-vvvv) -->

<!--- Paste verbatim command output between quotes -->
```
hostname module cannot be used on platform Linux (pardus)
```

coreos_facts = {}
        
        distro = get_distribution()
        if distro.lower() == 'coreos':
            if not data:
                
                
                return False, coreos_facts
            release = re.search("^GROUP=(.*)", data)
            if release:
                coreos_facts['distribution_release'] = release.group(1).strip('"')
        else:
            return False, coreos_facts  
        return True, coreos_facts
    def parse_distribution_file_Flatcar(self, name, data, path, collected_facts):
        flatcar_facts = {}
        distro = get_distribution()
        if distro.lower() == 'flatcar':
            if not data:
                return False, flatcar_facts
            release = re.search("^GROUP=(.*)", data)
            if release:
                flatcar_facts['distribution_release'] = release.group(1).strip('"')
        else:
            return False, flatcar_facts
        return True, flatcar_facts
    def parse_distribution_file_ClearLinux(self, name, data, path, collected_facts):