Workload with id microsoft-maccatalyst-sdk-full is not recognized.

### Description
`$ sudo dotnet workload install microsoft-maccatalyst-sdk-full`

```
Workload with id microsoft-maccatalyst-sdk-full is not recognized.
install
Install a workload.

Usage:
dotnet [options] workload install [...]

Arguments:
The NuGet Package Id of the workload to install.

Options:
--sdk-version The version of the SDK.
--configfile The NuGet configuration file to use.
-s, --source The NuGet package source to use
during the restore.
--skip-manifest-update Skip updating the workload manifests.
--from-cache Complete the operation from cache
(offline).
--download-to-cache Download packages needed to install a
workload to a folder which can be
used for offline installation.
--include-previews Allow prerelease workload manifests.
--temp-dir Configure the temporary directory
used for this command (must be
secure).
--disable-parallel Prevent restoring multiple projects
in parallel.
--ignore-failed-sources Treat package source failures as
warnings.
--no-cache Do not cache packages and http
requests.
--interactive Allows the command to stop and wait
for user input or action (for example
to complete authentication).
-v, --verbosity Set the MSBuild verbosity level.
m[inimal], n[ormal], d[etailed], and
diag[nostic].
-?, -h, --help Show help and usage information
```

### Configuration
* Which version of .NET is the code running on?
6.0.100-preview.7.21379.14
* What OS and version, and for Linux, what distro?
macOS Big Sur Version 11.5.1

### Regression?

### Other information