feat(coderd): add support for presets to the coder API (#16526)

This pull request builds on the existing migrations and queries to add
support for presets to the coder API.

coderd/database/dbmem/dbmem.go

@@ -8149,6 +8149,7 @@ func (q *FakeQuerier) InsertPreset(_ context.Context, arg database.InsertPresetP
 	q.mutex.Lock()
 	defer q.mutex.Unlock()
 
+	//nolint:gosimple // arg needs to keep its type for interface reasons and that type is not appropriate for preset below.
 	preset := database.TemplateVersionPreset{
 		ID:                uuid.New(),
 		TemplateVersionID: arg.TemplateVersionID,