fix: correctly align virtual indent with headings

Author: PriceHiller

lua/orgmode/ui/virtual_indent.lua

@@ -35,7 +35,7 @@ function VirtualIndent:_get_indent_size(line)
     local headline_line, _, _ = headline.headline:start()
 
     if headline_line ~= line then
-      return headline:level()
+      return headline:level() + 1
     end
   end