Feature/refactor config local path

[khacnha]

Proposal to improve the temporary_files->local_path configuration in the default config/excel.php file:
'temporary_files' => [

    /*
    |--------------------------------------------------------------------------
    | Local Temporary Path
    |--------------------------------------------------------------------------
    |
    | When exporting and importing files, we use a temporary file, before
    | storing reading or downloading. Here you can customize that path.
    |
    */
    'local_path'          => storage_path('framework/laravel-excel'),

]

because under the current configuration, there will be tmp files appearing in Git local changes.
i think we need to ignore it in git config.
And to make it simpler, I think I can change the path to put in the cache folder, it's quite reasonable.

We can change the light storage_path('framework/cache/laravel-excel') instead of storage_path('framework/laravel-excel')

• Checked the codebase to ensure that your feature doesn't already exist.
• Take note of the contributing guidelines.
• Checked the pull requests to ensure that another person hasn't already submitted a fix.
• Updated the changelog

[patrickbrouwers]

Thanks!

[anthonybourdon]

Hello,
changing default path alter application because /cache/laravel-excel with the mkdir command causes an error because the flag recursive is not to true in vendor/maatwebsite/excel/src/Files/TemporaryFileFactory.php:49

[patrickbrouwers]

Best to create that folder yourself and give permissions on your sever.