Add composer 2.0.9, remove composer 2.0.8
Add composer 2.0.9, remove composer 2.0.8

for stack(s) cflinuxfs3 [#176681430]

cloudfoundry/php-buildpack,cloudfoundry/php-buildpack,cloudfoundry/php-buildpack,cloudfoundry/php-buildpack,cloudfoundry/php-buildpack,cloudfoundry/php-buildpack,cloudfoundry/php-buildpack