Improve composer version defaults #392

Job	Run time
buildx (php, 8.4-fpm-4, images/8.4-fpm)	54m 55s
buildx (php, 8.4-apache-4, images/8.4-apache)	20m 43s
buildx (php, 8.3-fpm-4, images/8.3-fpm)	1h 6m 37s
buildx (php, 8.3-apache-4, images/8.3-apache)	1h 6m 10s
buildx (php, 8.2-fpm-4, images/8.2-fpm)	1h 3m 59s
buildx (php, 8.2-apache-4, images/8.2-apache)	1h 4m 7s
buildx (php, 8.1-fpm-4, images/8.1-fpm)	1h 5m 35s
buildx (php, 8.1-apache-4, images/8.1-apache)	1h 3m 7s
buildx (php, 8.0-fpm-4, images/8.0-fpm)	59m 6s
buildx (php, 8.0-apache-4, images/8.0-apache)	1h 0m 13s
buildx (php, 7.4-fpm-4, images/7.4-fpm)	1h 0m 27s
buildx (php, 7.4-apache-4, images/7.4-apache)	1h 0m 55s
buildx (php, 7.3-fpm-4, images/7.3-fpm)	1h 1m 26s
buildx (php, 7.3-apache-4, images/7.3-apache)	1h 1m 22s
buildx (php, 7.2-fpm-4, images/7.2-fpm)	1h 5m 17s
buildx (php, 7.2-apache-4, images/7.2-apache)	1h 7m 5s
buildx (php, 7.1-fpm-4, images/7.1-fpm)	1h 8m 0s
buildx (php, 7.1-apache-4, images/7.1-apache)	1h 7m 19s
buildx (php, 7.0-fpm-4, images/7.0-fpm)	1h 1m 4s
buildx (php, 7.0-apache-4, images/7.0-apache)	59m 57s
buildx (php, 5.6-fpm-4, images/5.6-fpm)	57m 46s
buildx (php, 5.6-apache-4, images/5.6-apache)	57m 20s
	22h 12m 30s

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