package/php: bump version to 7.3.7

Changelog: https://www.php.net/ChangeLog-7.php#7.3.7

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 7accdcb3a943d420b13a73c497d29cb15db156e2)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
2 files changed