chore(docs): auto generate docs

Author: epwalsh

doc/obsidian.txt

@@ -377,6 +377,12 @@ carefully and customize it to your needs:
         return tostring(os.time()) .. "-" .. suffix
       end,
 
+      -- Optional, customize the default name or prefix when pasting images via `:ObsidianPasteImg`.
+      image_name_func = function()
+        -- Prefix image names with timestamp.
+        return string.format("%s-", os.time())
+      end,
+    
       -- Optional, boolean or a function that takes a filename and returns a boolean.
       -- `true` indicates that you don't want obsidian.nvim to manage frontmatter.
       disable_frontmatter = false,