Improve GitHub Testing Actions names

[gmfrasca]

Description of your changes:

Update the Unit and Functional Test names to be slightly more concise

Testing instructions

Make sure the GH Actions are Named 'Unit Tests' and 'Functional Tests'

Checklist

• The commits are squashed in a cohesive manner and have meaningful messages.
• Testing instructions have been added in the PR body (for PRs involving changes that are not immediately obvious).
• The developer has manually tested the changes and verified that the changes work

[HumairAK]

/lgtm
/approve

[openshift-ci]

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This pull-request has been approved by: HumairAK

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