fix(rust_extractor): fix path for targets with hyphens (#5079)
fix(rust_extractor): fix path for targets with hyphens (#5079)


kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe,kythe/kythe