docs: fix/remove invalid URLs #20647

scripts/gen_vimdoc.py

@@ -12,15 +12,10 @@ Flow:
             update_params_map /
               render_node
 
-This would be easier using lxml and XSLT, but:
+TODO: eliminate this script and use Lua+treesitter (requires parsers for C and
+Lua markdown-style docstrings).
 
-  1. This should avoid needing Python dependencies, especially ones that are
-     C modules that have library dependencies (lxml requires libxml and
-     libxslt).
-  2. I wouldn't know how to deal with nested indentation in <para> tags using
-     XSLT.
-
-Each function :help block is formatted as follows:
+The generated :help text for each function is formatted as follows:
 
   - Max width of 78 columns (`text_width`).
   - Indent with spaces (not tabs).