Move azure identity library to dev dependency

Author: samwelkanda

Pipfile

@@ -5,7 +5,6 @@ name = "pypi"
 
 [packages] # Packages required to run the application
 requests = "==2.23.0"
-azure-identity = "==1.6.0"
 
 [dev-packages] # Packages required to develop the application
 coverage = "==5.0.3"
@@ -17,3 +16,4 @@ mypy = "==0.800"
 pylint = "==2.7.4"
 pytest = "==6.2.4"
 pre-commit = "==2.13.0"
+azure-identity = "*"