CNV-67729: support multiple yaml paths in a filter key

[adamviktora]

• adds support for multiple yaml path in a filter key
  • key should be formatted as some.spec|some.other.spec
  • needed for filter by Operating system to work on the proxy side
• refactoring of a nested for loop

[openshift-ci-robot]

@adamviktora: This pull request references CNV-67729 which is a valid jira issue.

Warning: The referenced jira issue has an invalid target version for the target branch this PR targets: expected the bug to target the "4.21.0" version, but no target version was set.

In response to this:

• adds support for multiple yaml paths as filter keys
• key should be formatted as some.spec|some.other.spec
• needed for filter by Operating system to work on the proxy side
• refactoring of a nested for loop

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: adamviktora

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[openshift-ci-robot]

@adamviktora: This pull request references CNV-67729 which is a valid jira issue.

Warning: The referenced jira issue has an invalid target version for the target branch this PR targets: expected the bug to target the "4.21.0" version, but no target version was set.

In response to this:

• adds support for multiple yaml path in a filter key
• key should be formatted as some.spec|some.other.spec
• needed for filter by Operating system to work on the proxy side
• refactoring of a nested for loop

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.