Patch: Fix spacing in subject line (#36)

* Fix split of class name to not include preceding space

* Remove extra space from subject line

reflex_core/aws_rule_interface.py

@@ -320,9 +320,7 @@ def get_remediation_message_subject(self):
  str: The subject to use in notifications.
  """
  subject = self.__class__.__name__
- subject_split = re.split(
- "(?=(?<=[a-z])[A-Z])|(?=[A-Z](?=[a-z])|(?=^[A-Z]))", subject
- )
+ subject_split = re.findall(r"[A-Z](?:[a-z]+|[A-Z]*(?=[A-Z]|$))", subject)
  fixed_subject = " ".join(subject_split)
  return f"The Reflex Rule {fixed_subject} was triggered."