ACMS-1991: Fix Acquia CMS Common and Acquia CMS profile conflict.

[rajeshreeputra]

Motivation
Fixes #ACMS-1991

Proposed changes
Remove purge_processor_lateruntime install dependency from Acquia CMS profile.

Alternatives considered
NA

Testing steps

• Create project using composer create-project acquia/drupal-recommended-project:^1 acquia_cms && cd acquia_cms
• Require Acquia CMS profile using composer require acquia/acquia_cms:^1.5
• Update Acquia CMS Common to 2.1.4 or older using composer update drupal/acquia_cms_common:2.1.4
• Install site using ./vendor/bin/drush si acquia_cms

• Update Acquia CMS Common to latest or version greater than 2.1.4 using composer update drupal/acquia_cms_common:^2.1.5
• Update database using ./vendor/bin/drush updb & you will encounter the error.

• Update Acquia CMS profile using composer require acquia/acquia_cms:dev-ACMS-1991
• Update database using ./vendor/bin/drush updb
• Verify update completed successfully & site working fine.

Merge requirements

• Major change, Minor change, Bug, Enhancement, and/or Chore label applied
• Manual testing by a reviewer