Add composer 1.10.11, remove composer 1.10.10
Add composer 1.10.11, remove composer 1.10.10

for stack(s) cflinuxfs3 [#174712735]

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