feat(rust_indexer): emit proper xrefs to files generated by dependencies (#5326)

* feat(rust_common): migrate to crate_universe from cargo-raze

* feat(rust_extractor): support incoming generated files in the Rust extractor

* feat(rust_indexer): support xrefs to incoming generated files

* fix: remove comment

* fix: remove debug logs

* fix: more fixes

* fix: exec -> target
12 files changed