provenance: Add revisions-in-origins index generation

Cargo.lock

requirements-luigi.txt

swh/graph/luigi/provenance.py

swh/graph/tests/luigi/test_provenance.py

tools/provenance/Cargo.toml

tools/provenance/src/bin/list-provenance-nodes.rs

tools/provenance/src/bin/revisions-in-origins.rs

tools/provenance/src/lib.rs

tools/provenance/src/revisions_in_origins.rs

tools/provenance/src/x_in_y_dataset.rs