chore: remove kurtosis-tech notice (ethereum#831)

Author: skylenet

README.md

@@ -1,10 +1,3 @@
-# Important recent update notes - temporary note
-The `ethereum-package` has been moved to the [ethpandaops organization](https://github.com/ethpandaops/).
-
-The new repository is located at [github.com/ethpandaops/ethereum-package](https://github.com/ethpandaops/ethereum-package). For all your references please replace `kurtosis-tech` with `ethpandaops`.
-
-If you would like to use the latest release of the package, released by kurtosis-tech, please refer to using the tag [v3.1.0](https://github.com/kurtosis-tech/ethereum-package/releases/tag/3.1.0).
-
 # Ethereum Package
 
 ![Run of the Ethereum Network Package](run.gif)