updated feature blocks to content blocks

Why is this change being made?

updated feature blocks to content blocks

How will this merge request impact page speed?

Will this slow the page down if merged?

no

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

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