test_machine_only_rules: allow multiple blank characters

[vojtapolasek]

Description:

• modify regex which checks for presence of machine platform conditional in Ansible remediations - allow multiple blank chars between items of a list

Rationale:

• Fixes machine-only-rules test is failing on master #10943
• fixes: Test machine-only-rules fails on sysctl_kernel_kexec_load_disabled when building OL8 #10976

Review Hints:

1. ./build_product ol8
2. cd build
3. ctest -R machine-only-rules --output-on-failure

[github-actions]

Start a new ephemeral environment with changes proposed in this pull request:

Fedora Environment

Oracle Linux 8 Environment

[codeclimate]

Code Climate has analyzed commit 574cde1 and detected 1 issue on this pull request.

Here's the issue category breakdown:

Category	Count
Style	1

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 53.3% (0.0% change).

View more on Code Climate.

[marcusburghardt]

I confirm this fix the error when the platform receive more arguments and the line is wrapped. Thanks for the fix.

[marcusburghardt]

codeclimate alert can be waived. It is not detecting the line continuation. Other failed tests are known issues not related to this PR.