fix: make sure realpath and path's ends are matched

e.g.
  /path/to/me ../to/me
  /path/to/me/ ../to/me/

lua/orgmode/org/hyperlinks/url.lua

@@ -252,7 +252,7 @@ function Url:_parse_path_type()
     or (first_char == '~' and self.path:sub(2, 2) == '/')
   then
     self.path_type = 'file'
-    self.realpath = fs.substitute_path(self.path) or self.path
+    self.realpath = fs.get_real_path(self.path, true) or self.path
     return
   end
 

lua/orgmode/utils/fs.lua

@@ -21,7 +21,7 @@ function M.substitute_path(path_str)
 end
 
 ---@param filepath string
-function M.get_real_path(filepath)
+function M.get_real_path(filepath, match)
   if not filepath then
     return false
   end
@@ -30,6 +30,12 @@ function M.get_real_path(filepath)
     return false
   end
   local real = vim.loop.fs_realpath(substituted)
+  if match then
+    -- if path ends with / , real needs too
+    if filepath:sub(-1, -1) == '/' then
+      real = real .. '/'
+    end
+  end
   return real or false
 end