Remove scm warning

Revert install instructions due to scm fix

Author: hoffmang9

README.md

@@ -1,7 +1,3 @@
-**Note** due to the use of `setuptools-scm`, you must clone the repo.
-**Downloading the zip file provided by github will not work** as the `.git` metadata used to calculate the
-version number is not present in the zip file.
-
 # chia-blockchain
 Python 3.7 is used for this project. Make sure your default python version is >=3.7 by typing python3.