Update config/config.sample.php: fix typos.

Co-authored-by: Git'Fellow <12234510+solracsf@users.noreply.github.com>
Signed-off-by: CaptainSifff <CaptainSifff@gmx.de>

config/config.sample.php

@@ -1841,7 +1841,7 @@ $CONFIG = [
  * use.
  *
  * The Web server user/PHP must have write access to this directory.
- * Additionally you have to make sure, that you php configuration considers this a valid
+ * Additionally you have to make sure that your PHP configuration considers this a valid
  * tmp directory, by setting the TMP, TMPDIR, and TEMP variables to the required directories.
  * On top of that you might be required to grant additional permissions in AppArmor or SELinux.
  */