disambiguate environment name from package name

Author: h-vetinari

README.md

@@ -212,13 +212,13 @@ environment you want to use, you can skip to the 'installing via pip' section.
 2.  Create a Conda environment with Python 3.7 (3.6 or 3.8 would work as well):
 
     ```
-    conda create -n allennlp python=3.7
+    conda create -n allennlp_env python=3.7
     ```
 
 3.  Activate the Conda environment. You will need to activate the Conda environment in each terminal in which you want to use AllenNLP:
 
     ```
-    conda activate allennlp
+    conda activate allennlp_env
     ```
 
 #### Installing the library and dependencies