minor #16893 Adding single quotes around version param (ThePeterMick)

This PR was submitted for the 6.1 branch but it was merged into the 6.0 branch instead.

Discussion
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Adding single quotes around version param

Adding single quotes around version param as otherwise getting this in zsh on MBP:

peter@Peters-MacBook-Pro-3 Projects % symfony new my_project_directory --version=6.0.* --webapp
zsh: no matches found: --version=6.0.*

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Commits
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44bc6c3 Adding single quotes around version param

Author: javiereguiluz

setup.rst

@@ -49,10 +49,10 @@ application:
 .. code-block:: terminal
 
     # run this if you are building a traditional web application
-    $ symfony new my_project_directory --version=6.0.* --webapp
+    $ symfony new my_project_directory --version='6.0.*' --webapp
 
     # run this if you are building a microservice, console application or API
-    $ symfony new my_project_directory --version=6.0.*
+    $ symfony new my_project_directory --version='6.0.*'
 
 The only difference between these two commands is the number of packages
 installed by default. The ``--webapp`` option installs all the packages that you
@@ -273,7 +273,7 @@ stable version. If you want to use an LTS version, add the ``--version`` option:
     $ symfony new my_project_directory --version=next
 
     # you can also select an exact specific Symfony version
-    $ symfony new my_project_directory --version=5.4.*
+    $ symfony new my_project_directory --version='5.4.*'
 
 The ``lts`` and ``next`` shortcuts are only available when using Symfony to
 create new projects. If you use Composer, you need to tell the exact version: