Bump mock_redis from 0.48.0 to 0.49.0

Bumps [mock_redis](https://github.com/sds/mock_redis) from 0.48.0 to 0.49.0.
- [Release notes](https://github.com/sds/mock_redis/releases)
- [Changelog](https://github.com/sds/mock_redis/blob/main/CHANGELOG.md)
- [Commits](sds/mock_redis@v0.48.0...v0.49.0)

---
updated-dependencies:
- dependency-name: mock_redis
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -160,7 +160,8 @@ GEM
     minitest (5.25.2)
     mocha (2.6.1)
       ruby2_keywords (>= 0.0.5)
-    mock_redis (0.48.0)
+    mock_redis (0.49.0)
+      redis (~> 5)
     msgpack (1.7.3)
     multi_json (1.15.0)
     multi_xml (0.7.1)