Update defaults.py

`MISAGO_BLEACH_CALLBACKS` moved between `MISAGO_MARKUP_EXTENSIONS` and `MISAGO_POST_VALIDATORS`

misago/conf/defaults.py

@@ -29,6 +29,11 @@ MISAGO_ACL_EXTENSIONS = [
 MISAGO_MARKUP_EXTENSIONS = []
 
 
+# Bleach callbacks for linkifying paragraphs
+
+MISAGO_BLEACH_CALLBACKS = []
+
+
 # Custom post validators
 
 MISAGO_POST_VALIDATORS = []
@@ -39,11 +44,6 @@ MISAGO_POST_VALIDATORS = []
 MISAGO_POST_SEARCH_FILTERS = []
 
 
-# Bleach callbacks for linkifying paragraphs
-
-MISAGO_BLEACH_CALLBACKS = []
-
-
 # Posting middlewares
 # https://misago.readthedocs.io/en/latest/developers/posting_process.html