Add email configuration to cms/envs/aws.py

This allows emails to be sent by Studio.

cms/envs/aws.py

@@ -108,6 +108,13 @@ if STATIC_ROOT_BASE:
 
 EMAIL_BACKEND = ENV_TOKENS.get('EMAIL_BACKEND', EMAIL_BACKEND)
 EMAIL_FILE_PATH = ENV_TOKENS.get('EMAIL_FILE_PATH', None)
+
+EMAIL_HOST = ENV_TOKENS.get('EMAIL_HOST', EMAIL_HOST)
+EMAIL_PORT = ENV_TOKENS.get('EMAIL_PORT', EMAIL_PORT)
+EMAIL_USE_TLS = ENV_TOKENS.get('EMAIL_USE_TLS', EMAIL_USE_TLS)
+EMAIL_HOST_USER = AUTH_TOKENS.get('EMAIL_HOST_USER', EMAIL_HOST_USER)
+EMAIL_HOST_PASSWORD = AUTH_TOKENS.get('EMAIL_HOST_PASSWORD', EMAIL_HOST_PASSWORD)
+
 LMS_BASE = ENV_TOKENS.get('LMS_BASE')
 # Note that FEATURES['PREVIEW_LMS_BASE'] gets read in from the environment file.