##### SUMMARY
As of 2019-01-15 Maven Central now requires `https`. 

https://support.sonatype.com/hc/en-us/articles/360041287334

##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
* maven_repository

##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```paste below
It's in the build system. Full out not relevant.

ANSIBLE_VERSION=2.8.5
```

##### CONFIGURATION
<!--- Paste verbatim output from "ansible-config dump --only-changed" between quotes -->
```paste below
Not relevant
```

##### OS / ENVIRONMENT
<!--- Provide all relevant information below, e.g. target OS versions, network device firmware, etc. 
Ubuntu 18.04 CIS
-->


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

Attempt to get an artifact from Maven Central using `http` instead of `https`

<!--- Paste example playbooks or commands between quotes below -->
```yaml
- name: Download latest agent from maven central
  maven_artifact:
    group_id: com.contrastsecurity
    artifact_id: contrast-agent
    version: "{{ contrast_agent_version }}"
    dest: "{{ contrast_agent_path }}/contrast/contrast.jar"
    owner: tomcat
    group: tomcat 
    mode: 0644
```

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

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

I expected the artifact to be copied to the AMI as it has done for years before this :-)

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

amazon-ebs: TASK [contrast : Download latest agent from maven central] *********************
    amazon-ebs: fatal: [teamserver-intuit-1579469195]: FAILED! => {"changed": false, "msg": "Failed to download artifact com.contrastsecurity:contrast-agent:3.6.9.11819 because of HTTP Error 501: HTTPS Requiredfor URL http://repo1.maven.org/maven2/com/contrastsecurity/contrast-agent/3.6.9.11819/contrast-agent-3.6.9.11819.jar"}
    amazon-ebs:
 
http://repo1.maven.org/maven2/com/contrastsecurity/contrast-agent/3.6.9.11819/contrast-agent-3.6.9.11819.jar

<!--- Paste verbatim command output between quotes -->
```paste below
Not sure what command you are referring to?
```

filename = "{artifact_id}{version_part}{classifier}.{extension}".format(
            artifact_id=artifact_id,
            version_part="-{0}".format(version_part) if keep_name else "",
            classifier="-{0}".format(classifier) if classifier else "",
            extension=extension
        )
        dest = posixpath.join(dest, filename)
        b_dest = to_bytes(dest, errors='surrogate_or_strict')
    if os.path.lexists(b_dest) and ((not verify_change) or not downloader.is_invalid_md5(dest, downloader.find_uri_for_artifact(artifact))):
        prev_state = "present"
    if prev_state == "absent":
        try:
            download_error = downloader.download(module.tmpdir, artifact, verify_download, b_dest)
            if download_error is None:
                changed = True
            else:
                module.fail_json(msg="Cannot retrieve the artifact to destination: " + download_error)
        except ValueError as e:
            module.fail_json(msg=e.args[0])
    module.params['dest'] = dest
    file_args = module.load_file_common_arguments(module.params)
    changed = module.set_fs_attributes_if_different(file_args, changed)
    if changed:
        module.exit_json(state=state, dest=dest, group_id=group_id, artifact_id=artifact_id, version=version, classifier=classifier,
                         extension=extension, repository_url=repository_url, changed=changed)
    else:
        module.exit_json(state=state, dest=dest, changed=changed)
if __name__ == '__main__':
    main()