www/rubygem-carrierwave: Update to 1.3.2

Changelog:
https://github.com/carrierwaveuploader/carrierwave/blob/master/CHANGELOG.md#132---2021-02-08

Fixes security related problems.
Required for gitlab-ce 13.11.2 security related upgrade.

Security: 76a07f31-a860-11eb-8ddb-001b217b3468