REUSE.toml files are read by reuse to complement or override the
copyright and licensing information found in file.
The use of REUSE.toml files was introduced in REUSE version 3.1.0a1.
This reuse version is compatible with reuse specification
version 3.2 [1].
With this commit's files,
* The SPDX document generated by reuse spdx conforms to SPDX 2.3,
* The reuse lint command reports that the Qt project is reuse compliant.
[1]: https://reuse.software/spec-3.2/
Task-number: QTBUG-124453
Task-number: QTBUG-125211
Pick-to: 6.8
Change-Id: I641e0dfa17a62cdff5b3b76698c4edb4df100bc4
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>