configitems: register the 'hgweb-paths' section

mercurial/configitems.py

@@ -454,6 +454,10 b" coreconfigitem('hooks', '.*',"
     default=dynamicdefault,
     generic=True,
 )
+coreconfigitem('hgweb-paths', '.*',
+    default=list,
+    generic=True,
+)
 coreconfigitem('hostfingerprints', '.*',
     default=list,
     generic=True,