Use Composer 2.7.0 for PHP 8.3

Author: tomreece

images/php/8.3-cli/Dockerfile

@@ -12,7 +12,7 @@ RUN if [ $(uname -m) = "x86_64" ]; then mailhog_arch="amd64"; else mailhog_arch=
 
 FROM php:8.3-cli
 
-ARG COMPOSER_VERSION=2.2.23
+ARG COMPOSER_VERSION=2.7.0
 ARG MAGENTO_ROOT=/app
 ARG COMPOSER_ALLOW_SUPERUSER=1
 ARG COMPOSER_HOME=/composer