Fix forgotten renaming of 'l' to 'char'

Author: Flamefire

easybuild/tools/include.py

@@ -72,7 +72,7 @@
 for subdir in subdirs:
     __path__ = pkgutil.extend_path(__path__, '%s.%s' % (__name__, subdir))
 
-del l, subdir, subdirs
+del char, subdir, subdirs
 
 __path__ = __import__('pkgutil').extend_path(__path__, __name__)
 """