Update imaplib.py to account for additional padding

Regex for imaplib should account for IMAP servers which return one or two whitespaces after the * in responses. Updated the regex check to account for this

Author: edwardmbsmith

Lib/imaplib.py

@@ -124,7 +124,7 @@
 Untagged_response = re.compile(br'\* (?P<type>[A-Z-]+)( (?P<data>.*))?')
 # Untagged_status is no longer used; kept for backward compatibility
 Untagged_status = re.compile(
-    br'\* (?P<data>\d+) (?P<type>[A-Z-]+)( (?P<data2>.*))?', re.ASCII)
+    br'\*[ ]{1,2}(?P<data>\d+) (?P<type>[A-Z-]+)( (?P<data2>.*))?', re.ASCII)
 # We compile these in _mode_xxx.
 _Literal = br'.*{(?P<size>\d+)}$'
 _Untagged_status = br'\* (?P<data>\d+) (?P<type>[A-Z-]+)( (?P<data2>.*))?'