Bump spdx-tools from 0.6.1 to 0.8.3

Bumps [spdx-tools](https://github.com/spdx/tools-python) from 0.6.1 to 0.8.3.
- [Release notes](https://github.com/spdx/tools-python/releases)
- [Changelog](https://github.com/spdx/tools-python/blob/main/CHANGELOG.md)
- [Commits](spdx/tools-python@v0.6.1...v0.8.3)

---
updated-dependencies:
- dependency-name: spdx-tools
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

setup.py

@@ -64,7 +64,7 @@
         "boto3",
         "packaging",
         "licenseheaders<0.8.9",
-        "spdx-tools==0.6.1",
+        "spdx-tools==0.8.3",
         "license-expression",
         "wcmatch",
         "jellyfish",