chore(deps): bump redis in /backend in the minor-and-patch group (#321)

Bumps the minor-and-patch group in /backend with 1 update: [redis](https://github.com/redis-rs/redis-rs).


Updates `redis` from 1.7.0 to 1.7.1
- [Release notes](https://github.com/redis-rs/redis-rs/releases)
- [Commits](https://github.com/redis-rs/redis-rs/compare/redis-1.7.0...redis-1.7.1)

---
updated-dependencies:
- dependency-name: redis
  dependency-version: 1.7.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor-and-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

backend/Cargo.lock

@@ -3448,9 +3448,9 @@ dependencies = [
 
 [[package]]
 name = "redis"
-version = "1.7.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2acbc41a996f7652b2ddd9dfd98cc4ff602cfd742ae35382f07f608405ab50ed"
+checksum = "ed5b98ae99461e02895c3a96a25dbe4d852a3d5e5b815d31d5d9e4b5344d99e9"
 dependencies = [
  "arc-swap",
  "arcstr",