Bump php from 7.0-fpm-stretch to 7.3-fpm-stretch in /images/7.0-fpm#194

dependabot[bot] wants to merge 1 commit intomainlando/php:mainfrom

dependabot/docker/images/7.0-fpm/php-7.3-fpm-stretchlando/php:dependabot/docker/images/7.0-fpm/php-7.3-fpm-stretchCopy head branch name to clipboard