minor #11726 [Symfony Server] Tweaks (andreia)

This PR was submitted for the 4.3 branch but it was merged into the 3.4 branch instead (closes #11726).

Discussion
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[Symfony Server] Tweaks

Commits
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a03ba33 [Symfony Server] Tweaks

Author: javiereguiluz

setup/symfony_server.rst

@@ -14,8 +14,8 @@ PHP application and even with HTML/SPA (single page applications).
 Installation
 ------------
 
-The Symfony server is distributed as a free installable binary without any
-dependency and support for Linux, macOS and Windows. Go to `symfony.com/download`_
+The Symfony server is distributed as a free installable binary, without any
+dependency, and has support for Linux, macOS and Windows. Go to `symfony.com/download`_
 and follow the instructions for your operating system.
 
 .. note::
@@ -104,7 +104,7 @@ root directory:
     directory to set the same PHP version for a group of projects under that
     directory.
 
-Run command if you don't remember all the PHP versions installed on your
+Run the command below if you don't remember all the PHP versions installed on your
 computer:
 
 .. code-block:: terminal