Bump yiisoft/yii2-redis from 2.0.17 to 2.0.19

Bumps [yiisoft/yii2-redis](https://github.com/yiisoft/yii2-redis) from 2.0.17 to 2.0.19.
- [Release notes](https://github.com/yiisoft/yii2-redis/releases)
- [Changelog](https://github.com/yiisoft/yii2-redis/blob/master/CHANGELOG.md)
- [Commits](yiisoft/yii2-redis@2.0.17...2.0.19)

---
updated-dependencies:
- dependency-name: yiisoft/yii2-redis
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>