chore(build): auto-generate vimdoc

doc/persisted.nvim.txt

@@ -349,9 +349,11 @@ autocommand can be created to hook into the `PersistedSavePre` event:
     })
 <
 
-Session data is also made available to the callback:
+Session data is also made available to the callbacks:
 
 >lua
+    local group = vim.api.nvim_create_augroup("PersistedHooks", {})
+    
     vim.api.nvim_create_autocmd({ "User" }, {
       pattern = "PersistedTelescopeLoadPre",
       group = group,
@@ -361,6 +363,11 @@ Session data is also made available to the callback:
     })
 <
 
+The session data available differs depending on the events that are hooked
+into. For non-telescope events, only the session `name` is available (via
+`session.data.name`). However for telescope events, the `branch`, `name`,
+`file_path` and `dir_path` are available.
+
 Finaly, if you’re using the excellent Legendary.nvim
 <https://github.com/mrjones2014/legendary.nvim> plugin, consider the following
 snippet format: