fix(deps): update .tool-versions node to 16.15.0
When running gdk doctor
asdf reported:
You have the following software installed using asdf but GDK doesn't need them:
nodejs 16.13.2
After removing, node 16.13.2
is in .tool-versions
for design.gitlab.com which resulted in
Please install a version by running one of the following:
asdf install nodejs 16.13.2
This updates .tool-versions
in design.gitlab.com to include node 16.15.0
to align with GDK and gitlab-ui.
Edited by Scott de Jonge