fix test failure

this happen due to 'AUTHOR' word because this match with some license file, so i convert the 'AUTHOR:' to 'Author' such that we can't assign 'AUTHOR' to 'AUTH'.

Author: alok1304

src/cluecode/copyrights.py

@@ -432,7 +432,11 @@ def get_tokens(numbered_lines, splitter=re.compile(r'[\t =;]+').split):
 
             # remove leading plus sign
             if tok.startswith('+'):
-                tok = tok.lstrip('+')    
+                tok = tok.lstrip('+')
+
+            # convert 'AUTHOR:' to 'author:' or 'Author:'
+            if tok == 'AUTHOR:':
+                tok = 'author:'           
 
             tok = (
                 tok
@@ -2032,7 +2036,6 @@ def build_detection_from_node(
     # "authors" or "contributors" is interesting, and so a tag of its own
     (r'^[Aa]uthors,$', 'AUTHDOT'),
     (r'^[Aa]uthor$', 'AUTH'),
-    (r'^AUTHOR$', 'AUTH'),
     (r'^[Aa]uthor\.$', 'AUTHDOT'),
     (r'^[Aa]uthors?\.$', 'AUTHDOT'),
     (r'^([Aa]uthors|author\')$', 'AUTHS'),