grype outputs not listed properly

[cpendery]

What happened:
Grype doesn't list all it's supported outputs

What you expected to happen:
I expected the vex json & vex xml to be listed in the supported outputs

How to reproduce it (as minimally and precisely as possible):

grype -o cyclonedx-json sbom:sbom.json

1 error occurred:
        * unsupported output format "cyclonedx-json", supported formats are: [json table cyclonedx sarif template]

Anything else we need to know?:

Environment:

• Output of grype version: 40.0
• OS (e.g: cat /etc/os-release or similar):

System Version: macOS 11.6 (20G165)
Kernel Version: Darwin 20.6.0
Model Name: MacBook Pro
Model Identifier: MacBookPro16,1
Processor Name: 6-Core Intel Core i7