The space is not implementing on device.name

[dhreben]

The device.name set underscore ignoring the main.yml when a space is inserted

Linked with zebrunner/stf#1022

[vdelendik]

done: #362

[dhreben]

Will be fix after zebrunner/stf#918

[dhreben]

Reopened

Mac case:

Steps:

1. Open main.yml
2. Enter iOS device name with space -> iPhone SE
3. Run ansible script
4. ./zebrunner.sh start

Actual result: iOS containers are not up. Docker: invalid reference format: repository name must be lowercase.

solvd@idmcloud mcloud-agent % ./zebrunner.sh start

Device with udid: '00008030001C35AE3C42402E' was SUCCESSFULLY detected as connected.
grep: SE-00008..............2402E: No such file or directory
grep: SE-0000................402E: No such file or directory
grep: SE-000................402E: No such file or directory

	Creating '0000.............402E' containers:

wdaIpaPath: /Users/idmcloud/tools/WebDriverAgent.ipa
wdaBundleId: com.facebook.WebDriverAgentRunner.xctrunner

device-iPhone SE-0000...............C42402E-mitm:       docker: invalid reference format: repository name must be lowercase.
See 'docker run --help'.
already created
device-iPhone SE-00...............42402E-connector:  docker: invalid reference format: repository name must be lowercase.
See 'docker run --help'.
already created
device-iPhone SE-000.............3C42402E:            docker: invalid reference format: repository name must be lowercase.

[dhreben]

Fixed according zebrunner/stf#918