Bump sniffio from 1.3.0 to 1.3.1

Bumps [sniffio](https://github.com/python-trio/sniffio) from 1.3.0 to 1.3.1.
- [Commits](python-trio/sniffio@v1.3.0...v1.3.1)

---
updated-dependencies:
- dependency-name: sniffio
  dependency-version: 1.3.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

backend/requirements.txt

@@ -182,9 +182,9 @@ pyyaml==6.0 ; python_version >= "3.8" and python_version < "4.0" \
 setuptools==65.6.3 ; python_version >= "3.8" and python_version < "4.0" \
     --hash=sha256:57f6f22bde4e042978bcd50176fdb381d7c21a9efa4041202288d3737a0c6a54 \
     --hash=sha256:a7620757bf984b58deaf32fc8a4577a9bbc0850cf92c20e1ce41c38c19e5fb75
-sniffio==1.3.0 ; python_version >= "3.8" and python_version < "4.0" \
-    --hash=sha256:e60305c5e5d314f5389259b7f22aaa33d8f7dee49763119234af3755c55b9101 \
-    --hash=sha256:eecefdce1e5bbfb7ad2eeaabf7c1eeb404d7757c379bd1f7e5cce9d8bf425384
+sniffio==1.3.1 ; python_version >= "3.8" and python_version < "4.0" \
+    --hash=sha256:2f6da418d1f1e0fddd844478f41680e794e6051915791a034ff65e5f100525a2 \
+    --hash=sha256:f4324edc670a0f49750a81b895f35c3adb843cca46f0530f79fc1babb23789dc
 sqlalchemy==1.4.45 ; python_version >= "3.8" and python_version < "4.0" \
     --hash=sha256:01aa76f324c9bbc0dcb2bc3d9e2a9d7ede4808afa1c38d40d5e2007e3163b206 \
     --hash=sha256:06055476d38ed7915eeed22b78580556d446d175c3574a01b9eb04d91f3a8b2e \