lang/php71: Update from 7.1.28 to 7.1.29
Changelog:
EXIF:
Fixed bug #77950 (Heap-buffer-overflow in _estrndup via exif_process_IFD_TAG).
Mail:
Fixed bug #77821 (Potential heap corruption in TSendMail()).Changelog taken from: https://www.php.net/ChangeLog-7.php#7.1.29
MFH: 2019Q2