1.5.6

What's Changed

• Upgrade to PHP 7.4.29, 8.0.18, 8.1.5 by @GrahamCampbell in #1190
• Upgrade to zlib 1.2.12 by @GrahamCampbell in #1189
• New PHP Layers by @brefphp-bot in #1192
• Upgrade to curl 7.83.1 by @GrahamCampbell in #1201
• Upgrade to libxml2 2.9.14 by @GrahamCampbell in #1202
• Upgrade to oniguruma 6.9.8 by @GrahamCampbell in #1203
• Upgrade to openssl 1.1.1o by @GrahamCampbell in #1204
• Upgrade to PHP 8.0.19 and 8.1.6 by @GrahamCampbell in #1205

Full Changelog: 1.5.5...1.5.6