Bump Spdx from 0.10.0 to 0.11.0

Bumps [Spdx](https://github.com/spectresystems/spdx) from 0.10.0 to 0.11.0.
- [Commits](https://github.com/spectresystems/spdx/commits)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Directory.Packages.props

@@ -45,7 +45,7 @@
         <PackageVersion Include="Shouldly"
                         Version="4.2.1" />
         <PackageVersion Include="Spdx"
-                        Version="0.10.0" />
+                        Version="0.11.0" />
         <PackageVersion Include="Verify.DiffPlex"
                         Version="3.0.0" />
         <PackageVersion Include="Verify.Xunit"