check-config: don't continue prematurely

The early check for section headers like ^``foo`` was missing actual
options like ^``foo.bar``.

contrib/check-config.py

@@ -27,11 +27,9 b' def main(args):'
             m = re.match('\s*``(\S+)``', l)
             if m:
                 prevname = m.group(1)
-                continue
             if re.match('^\s*-+$', l):
                 sect = prevname
                 prevname = ''
-                continue
 
             if sect and prevname:
                 name = sect + '.' + prevname