spelling: length

Signed-off-by: Josh Soref <jsoref@users.noreply.github.com>

pkg/storage/storage.go

@@ -156,7 +156,7 @@ func (s *Storage) History(name string) ([]*rspb.Release, error) {
 	return s.Driver.Query(map[string]string{"name": name, "owner": "helm"})
 }
 
-// removeLeastRecent removes items from history until the lengh number of releases
+// removeLeastRecent removes items from history until the length number of releases
 // does not exceed max.
 //
 // We allow max to be set explicitly so that calling functions can "make space"