Add the TW team as codeowners of their handbook page
Why is this change being made?
Make the TW team appear as codeowners of their handbook page https://about.gitlab.com/handbook/engineering/ux/technical-writing/.
Also fix a typo
Make the TW team appear as codeowners of their handbook page https://about.gitlab.com/handbook/engineering/ux/technical-writing/.
Also fix a typo