[Diff since v1.7.3](https://github.com/JuliaGraphs/Graphs.jl/compare/v1.7.3...v1.7.4)


**Closed issues:**
- `is_cyclic` for undirected graphs (#34)
- error in erdos_renyi generator (#173)

**Merged pull requests:**
- fix is_cyclic  (#168) (@aurorarossi)
- fix typo in description of watts_strogatz(n, k, β) (#169) (@ChristianStehr)
- fix erdos renyi generator (#174) (@CarloLucibello)
- Fix incorrect inequality in watts_strogatz documentation (#175) (@simonschoelly)