Add multiline to ssh attribute

[ZitaNemeckova]

UI needs to know that ssh attribute needs to consider it as multiline otherwise it removes EOL chars and makes ssh key invalid

@miq-bot add_label bug, providers/ansible_tower, fine/yes

@jameswnl please review, thanks :)

Links

https://bugzilla.redhat.com/show_bug.cgi?id=1439589
Needed by ManageIQ/manageiq-ui-classic#976

[miq-bot]

Checked commit ZitaNemeckova@de8efbf with ruby 2.2.6, rubocop 0.47.1, and haml-lint 0.20.0
1 file checked, 1 offense detected

app/models/manageiq/providers/ansible_tower/shared/automation_manager/machine_credential.rb

• ❗ - Line 19, Col 7 - Style/AlignHash - Align the elements of a hash literal if they span more than one line.

[jameswnl]

LGTM

[simaishi]

Fine backport details:

$ git log -1
commit 733bbd5dbd38873bdc24c0c50fb4765316c01225
Author: Jason Frey <fryguy9@gmail.com>
Date:   Tue Apr 11 13:18:02 2017 -0400

    Merge pull request #14707 from ZitaNemeckova/credential_ssh
    
    Add multiline to ssh attribute
    (cherry picked from commit f7aa7195779bd9a966c544aec0ad0740f071c4b1)