…onsole

Restoring the ability to output unicode text to the Win10 console after corrupting the console on line 224

…chars (cay89)

This PR was merged into the 5.4 branch.

Discussion
----------

[Console] Fix computing column width containing multibyte chars

Use mb_str_split instead of str_split because it works badly with multibyte chars on auto width adjustment.

| Q             | A
| ------------- | ---
| Branch?       | 5.4 and above
| Bug fix?      | yes

Console output with str_split:

![image](https://user-images.githubusercontent.com/3186515/210783727-7f67c371-67c0-4005-9914-e345fa9b5569.png)

Console output with mb_str_split:

![image](https://user-images.githubusercontent.com/3186515/210783808-bcd9e754-4831-43a1-86b3-6cbcdd93a3ec.png)

Commits
-------

f32179ee12 [Console] Fix computing column width containing multibyte chars

Using glob inside a phar does not work (it does not find anything).
Using a DirectoryIterator on the other hand works with phars. This
allows this command to compute the list of supported shells properly
when used inside a phar.