BAP-17932: Remove deprecated class Oro\Bundle\InstallerBundle\Process\PhpExecutableFinder (#21897)
BAP-17932: Remove deprecated class Oro\Bundle\InstallerBundle\Process\PhpExecutableFinder (#21897)

 - add note to platform changelog
 - remove dead code (for checking php cli requirements in case of installing app from the web installer which was removed before)
orocrm/platform,orocrm/platform,orocrm/platform