laminas/laminas-captcha 2.0.5

Based on https://github.com/zendframework/zend-captcha/releases/tag/release-2.0.5 (commit fcad0d6820084bde66f62704ad4cd46a10ec7b95 in this repo)

- 3004: Laminas\Db unit tests fail with code coverage enabled
  (https://github.com/zendframework/zf2/issues/3004)
- 3039: combine double if into single conditional
  (https://github.com/zendframework/zf2/issues/3039)
- 3042: fix typo 'consist of' should be 'consists of' in singular
  (https://github.com/zendframework/zf2/issues/3042)
- 3045: Reduced the #calls of rawurlencode() using a cache mechanism
  (https://github.com/zendframework/zf2/issues/3045)
- 3048: Applying quickfix for laminas/laminaslaminas/laminas-captcha#3004
  (https://github.com/zendframework/zf2/issues/3048)
- 3095: Process X-Forwarded-For header in correct order
  (https://github.com/zendframework/zf2/issues/3095)