In B5 Copyright Tab in html output now has no information

### Description

In the html output report there is no longer a list copyrights although the license tab's list is fine

### How To Reproduce

A typical scan cmd used successfully for a few years:

scan code -n 500 --html-app ${APPNAME}.html --license --copyright --package --info --email --url --classify --consolidate --license-clarity-score ${CODEBASEDIR}

### System configuration

* What OS are you running on? (Windows/MacOS/Linux).
lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04.4 LTS
Release: 20.04
Codename: focal

* What version of scancode-toolkit was used to generate the scan file?
scancode-toolkit-31.0.0b5

* What installation method was used to install/run scancode? (pip/source download/other)
download - ./scancode --help method

Just as an FYI I kept going backwards release wise and installs for many releases prior to 31 beta were not working in this environment. Thanks for your consideration.