python/trx/__init__.py: cosmetic: add missing new line

Change-Id: I379b321866bd892a52b0c272ed50c670da380a17
diff --git a/python/trx/__init__.py b/python/trx/__init__.py
index 13b5a52..372f46b 100644
--- a/python/trx/__init__.py
+++ b/python/trx/__init__.py
@@ -26,4 +26,4 @@
 from fake_pm import fake_pm
 from radio_if_grc import radio_if_grc
 from radio_if import radio_if
-from change_sign_of_dict_elements import change_sign_of_dict_elements
\ No newline at end of file
+from change_sign_of_dict_elements import change_sign_of_dict_elements