build(deps): Bump fakeredis from 1.0.4 to 1.0.5 in /backend (#148)

Bumps [fakeredis](https://github.com/jamesls/fakeredis) from 1.0.4 to 1.0.5.
- [Release notes](https://github.com/jamesls/fakeredis/releases)
- [Commits](jamesls/fakeredis@1.0.4...1.0.5)

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

Author: dependabot-preview[bot]

backend/requirements-dev.txt

@@ -1,4 +1,4 @@
-fakeredis==1.0.4
+fakeredis==1.0.5
 pre-commit==1.18.3
 pytest==5.1.2
 responses==0.10.6

backend/requirements.txt

@@ -8,7 +8,7 @@ google-cloud-storage==1.19.0
 gunicorn==19.9.0
 python-dateutil==2.8.0
 pytoml==0.1.21
-fakeredis==1.0.4
+fakeredis==1.0.5
 redis==3.3.8
 swagger-ui-bundle==0.0.5
 zstandard==0.11.1