Review comments from PR review

Signed-off-by: Evans Mungai <mbuevans@gmail.com>

pkg/downloader/chart_downloader_test.go

@@ -22,6 +22,7 @@ import (
 	"path/filepath"
 	"testing"
 
+	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
 	"helm.sh/helm/v4/internal/test/ensure"
@@ -487,39 +488,32 @@ func TestDownloadToCache(t *testing.T) {
 }
 
 func TestStripDigestAlgorithm(t *testing.T) {
-	tests := []struct {
-		name     string
+	tests := map[string]struct {
 		input    string
 		expected string
 	}{
-		{
-			name:     "sha256 prefixed digest",
+		"sha256 prefixed digest": {
 			input:    "sha256:aef46c66a7f2d5a12a7e3f54a64790daf5c9a9e66af3f46955efdaa6c900341d",
 			expected: "aef46c66a7f2d5a12a7e3f54a64790daf5c9a9e66af3f46955efdaa6c900341d",
 		},
-		{
-			name:     "sha512 prefixed digest",
+		"sha512 prefixed digest": {
 			input:    "sha512:abcdef1234567890",
 			expected: "abcdef1234567890",
 		},
-		{
-			name:     "plain hex digest without prefix",
+		"plain hex digest without prefix": {
 			input:    "aef46c66a7f2d5a12a7e3f54a64790daf5c9a9e66af3f46955efdaa6c900341d",
 			expected: "aef46c66a7f2d5a12a7e3f54a64790daf5c9a9e66af3f46955efdaa6c900341d",
 		},
-		{
-			name:     "empty string",
+		"empty string": {
 			input:    "",
 			expected: "",
 		},
 	}
 
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
+	for name, tt := range tests {
+		t.Run(name, func(t *testing.T) {
 			result := stripDigestAlgorithm(tt.input)
-			if result != tt.expected {
-				t.Errorf("stripDigestAlgorithm(%q) = %q, want %q", tt.input, result, tt.expected)
-			}
+			assert.Equalf(t, tt.expected, result, "stripDigestAlgorithm(%q) = %q, want %q", tt.input, result, tt.expected)
 		})
 	}
 }