minor #13610 Update upgrade_major.rst (rsaylor73)

This PR was submitted for the 5.0 branch but it was merged into the 4.4 branch instead.

Discussion
----------

Update upgrade_major.rst

Mac OS will give error without the quotes.

zsh: no matches found: symfony/*

<!--

If your pull request fixes a BUG, use the oldest maintained branch that contains
the bug (see https://symfony.com/roadmap for the list of maintained branches).

If your pull request documents a NEW FEATURE, use the same Symfony branch where
the feature was introduced (and `master` for features of unreleased versions).

-->

Commits
-------

0bfcc79 Update upgrade_major.rst

Author: javiereguiluz

setup/upgrade_major.rst

@@ -170,7 +170,7 @@ Next, use Composer to download new versions of the libraries:
 
 .. code-block:: terminal
 
-    $ composer update symfony/*
+    $ composer update "symfony/*"
 
 .. include:: /setup/_update_dep_errors.rst.inc