minor #18099 Minor syntax issue in Symfony Server article (javiereguiluz)

This PR was merged into the 5.4 branch.

Discussion
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Minor syntax issue in Symfony Server article

Sorry I mixed the Markdown and RST syntaxes for italics.

`@OskarStark` maybe we can add a rule to DOCtor-RST to detect the wrong usages of `_some text_` ? Thanks.

Commits
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bbbaa10 Minor syntax issue in Symfony Server article

Author: javiereguiluz

setup/symfony_server.rst

@@ -59,7 +59,7 @@ run the Symfony server in the background:
 .. tip::
 
     On macOS, when starting the Symfony server you might see a warning dialog asking
-    _"Do you want the application to accept incoming network connections?"_.
+    *"Do you want the application to accept incoming network connections?"*.
     This happens when running unsigned appplications that are not listed in the
     firewall list. The solution is to run this command that signs the Symfony binary: