Merge pull request #478 from somnergy/patch-1

Update Erigon contributions with Zilkworm link

Author: cheeky-gorilla

docs/01-membership.md

@@ -162,7 +162,7 @@ Individuals from active working groups produce the membership by opting into Pro
 
 | **EXECUTION CLIENTS** | Weight | Contributions |
 |:---|:---|:---|
-| **Erigon** (16 contributors) | | [erigontech/erigon](https://github.com/erigontech/erigon) |
+| **Erigon** (16 contributors) | | [erigontech/erigon](https://github.com/erigontech/erigon), [erigontech/zilkworm](https://github.com/erigontech/zilkworm) |
 | [Alexey Sharov](https://github.com/AskAlexSharov/) | 1 | |
 | [Andrey Ashikhmin](https://github.com/yperbasis/) | 1 | [erigontech/erigon](https://github.com/erigontech/erigon/pulls?q=author%3Ayperbasis), [erigontech/silkworm](https://github.com/erigontech/silkworm/pulls?q=author%3Ayperbasis) |
 | [Artem Tsebrovskii](https://github.com/awskii/) | 1 | |