chore: typo

Addresses helm#11258 (comment)

Signed-off-by: Dominykas Blyžė <hello@dominykas.com>

pkg/downloader/manager.go

@@ -612,7 +612,7 @@ func (m *Manager) resolveRepoNames(deps []*chart.Dependency) (map[string]string,
 		}
 		// if dep chart is from a git url, assume it is valid for now.
 		// if the repo does not exist then it will later error when we try to fetch branches and tags.
-		// we could check for the repo existence here, but trying to avoid anotehr git request.
+		// we could check for the repo existence here, but trying to avoid another git request.
 		if strings.HasPrefix(dd.Repository, "git://") {
 			if m.Debug {
 				fmt.Fprintf(m.Out, "Repository from git url: %s\n", strings.TrimPrefix(dd.Repository, "git:"))