Apply suggested fix to internal/templates/apply.go from Copilot Autofix

Co-authored-by: Copilot Autofix powered by AI <223894421+github-code-quality[bot]@users.noreply.github.com>
Signed-off-by: Manuel Alejandro de Brito Fontes <aledbf@gmail.com>

Author: aledbf

internal/templates/apply.go

@@ -262,8 +262,12 @@ func applyOptionDefaults(fsys pfs.FS, extractDir string, userOptions map[string]
 	if err != nil {
 		return merged
 	}
+	standardized, err := hujson.Standardize(data)
+	if err != nil {
+		return merged
+	}
 	var meta TemplateMetadata
-	if err := json.Unmarshal(data, &meta); err != nil {
+	if err := json.Unmarshal(standardized, &meta); err != nil {
 		return merged
 	}
 	for key, raw := range meta.Options {