Updated some notes in GitHub Actions Gaps tables.

Why is this change being made?

Updated notes in GitHub Actions Gaps table. Included the Time-cost-risk sub categories within CI-CD sections Re-arranged items in priority order of importance within each section

How will this merge request impact page speed?

No Impact. Simple text changes.

Does this MR meet the acceptance criteria?

YES

Assign to DRI

• Did you assign this change to the correct DRI of the page or information you are changing?

Conformity

• transparency Added description to this MR explaining the reasons for the proposed change, per say-why-not-just-what