fix: remove beta flag

Author: btrn11

src/commands/package/push-upgrade/abort.ts

@@ -15,8 +15,6 @@ export class PackagePushUpgradeAbortCommand extends SfCommand<boolean> {
   public static readonly summary = messages.getMessage('summary');
   public static readonly description = messages.getMessage('description');
   public static readonly examples = messages.getMessages('examples');
-  public static readonly hidden = true;
-  public static state = 'beta';
   public static readonly flags = {
     'target-dev-hub': Flags.requiredHub(),
     'api-version': Flags.orgApiVersion(),

src/commands/package/push-upgrade/list.ts

@@ -20,8 +20,6 @@ export class PackagePushRequestListCommand extends SfCommand<PackagePushRequestL
   public static readonly summary = messages.getMessage('summary');
   public static readonly description = messages.getMessage('description');
   public static readonly examples = messages.getMessages('examples');
-  public static readonly hidden = true;
-  public static state = 'beta';
   public static readonly aliases = ['force:package:push-upgrade:list'];
   public static readonly flags = {
     'target-dev-hub': requiredHubFlag,

src/commands/package/push-upgrade/report.ts

@@ -29,8 +29,6 @@ export class PackagePushUpgradeReportCommand extends SfCommand<ReportCommandResu
   public static readonly examples = messages.getMessages('examples');
   public static readonly deprecateAliases = true;
   public static readonly aliases = ['force:package:push-upgrade:report'];
-  public static readonly hidden = true;
-  public static readonly state = 'beta';
   public static readonly flags = {
     loglevel,
     'target-dev-hub': requiredHubFlag,

src/commands/package/push-upgrade/schedule.ts

@@ -16,8 +16,6 @@ export class PackagePushScheduleCommand extends SfCommand<PackagePushScheduleRes
   public static readonly summary = messages.getMessage('summary');
   public static readonly description = messages.getMessage('description');
   public static readonly examples = messages.getMessages('examples');
-  public static readonly hidden = true;
-  public static state = 'beta';
   public static readonly flags = {
     'target-dev-hub': Flags.requiredHub({
       char: 'v',