lang/php81: Update version 8.1.31=>8.1.32

• Make rc script prefix safe for profiles [1]

Changelog: https://www.php.net/ChangeLog-8.php#8.1.32

PR: 285379, 284468 [1]
Reported by: andrew@neptune-one.net [1]
Co-authored-by: Andrew Fyfe <andrew@neptune-one.net>

(cherry picked from commit 487ee7109c5cdb52157e076adb45acb76462db98)