fix(component): fix missing file modified element in tabline file_info

Author: mehalter

lua/astroui/status/component.lua

@@ -66,6 +66,7 @@ function M.tabline_file_info(opts)
     },
     filename = {},
     filetype = false,
+    file_modified = { padding = { left = 1, right = 1 }, condition = condition.is_file },
     unique_path = {
       hl = function(self) return hl.get_attributes(self.tab_type .. "_path") end,
     },