Added TrimStrings middleware

[snipe]

This properly invokes the TrimStrings middleware so that extra spaces around submitted data will be removed before being saved.

[what-the-diff]

PR Summary

• Added New Middleware to Enhance Performance
  In the file app/Http/Kernel.php, we've introduced a fresh middleware, \App\Http\Middleware\TrimStrings. The addition of this middleware leads to better performance by automatically trimming extra space from input strings. This cuts down on unnecessary memory use, increasing the speed and efficiency of our application.