Update php.mdx

Update comment (`you` => `your`).

Author: MartinCamen

platform-includes/logs/usage/php.mdx

@@ -14,6 +14,6 @@ You can pass additional attributes directly to the logging functions. These prop
   'attribute4' => true,
 ]);
 
-// Somewhere at the end of you execution, you should flush the logger to send pending logs to Sentry.
+// Somewhere at the end of your execution, you should flush the logger to send pending logs to Sentry.
 \Sentry\logger()->flush();
 ```