fix: method to pick env

Author: eruizgar91

payments_py/environments.py

@@ -29,6 +29,6 @@ def get_environment(cls, name):
             env = Environment.get_environment('local')
         """
         try:
-            return cls[name].value
+            return cls[name]
         except KeyError:
             raise ValueError(f"Environment '{name}' is not defined.")

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "payments-py"
-version = "0.4.5"
+version = "0.4.6"
 description = ""
 authors = ["enrique <enrique@nevermined.io>"]
 readme = "README.md"