feat: unhide package version retrieve command

Author: ravipanguluri

src/commands/package/version/retrieve.ts

@@ -37,7 +37,6 @@ export type FileDownloadEntry = {
 export type PackageVersionRetrieveCommandResult = FileDownloadEntry[];
 
 export class PackageVersionRetrieveCommand extends SfCommand<PackageVersionRetrieveCommandResult> {
-  public static readonly hidden = true;
   public static readonly summary = messages.getMessage('summary');
   public static readonly description = messages.getMessage('description');
   public static readonly examples = messages.getMessages('examples');