Use errors.Wrapf

Co-Authored-By: jlegrone <jlegrone@users.noreply.github.com>
Signed-off-by: Jacob LeGrone <git@jacob.work>

pkg/chart/chart.go

@@ -257,7 +257,7 @@ func (t *Testing) processCharts(action func(chart string, valuesFiles []string)
 		for _, chart := range charts {
 			if err := t.helm.BuildDependencies(computePreviousRevisionPath(chart)); err != nil {
 				// Only print error (don't exit) if building dependencies for previous revision fails.
-				fmt.Println(errors.Wrap(err, fmt.Sprintf("Error building dependencies for previous revision of chart '%s'", chart)))
+				fmt.Println(errors.Wrapf(err, "Error building dependencies for previous revision of chart '%s'\n", chart))
 			}
 		}
 	}