build(deps): bump rdflib from 6.3.2 to 7.1.1

Bumps [rdflib](https://github.com/RDFLib/rdflib) from 6.3.2 to 7.1.1.
- [Release notes](https://github.com/RDFLib/rdflib/releases)
- [Changelog](https://github.com/RDFLib/rdflib/blob/main/CHANGELOG.md)
- [Commits](RDFLib/rdflib@6.3.2...7.1.1)

---
updated-dependencies:
- dependency-name: rdflib
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

requirements.txt

@@ -22,7 +22,7 @@ Deprecated==1.2.14
 wrapt==1.16.0
 jsonschema==4.22.0
 schema==0.7.7
-rdflib==6.3.2
+rdflib==7.1.1
 smart_open==7.0.4
 PyMuPDF==1.24.3
 defusedxml==0.7.1