Fix broken link on new handbook page

Why is this change being made?

We have recently merged a new handbook page under the Quality department but it has a broken link, and since we don't want that, this MR is fixing it.

This MR also fixes tw typos.

Does this MR meet the acceptance criteria?

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