build(deps): bump jinja2 from 3.1.5 to 3.1.6 in /backend

Bumps [jinja2](https://github.com/pallets/jinja) from 3.1.5 to 3.1.6.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](https://github.com/pallets/jinja/compare/3.1.5...3.1.6)

---
updated-dependencies:
- dependency-name: jinja2
dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

backend/pyproject.toml

@@ -59,7 +59,7 @@ dependencies = [
     "importlib-metadata==8.6.1",
     "itsdangerous==2.2.0",
     "jieba3k==0.35.1",
-    "jinja2==3.1.5",
+    "jinja2==3.1.6",
     "jiter==0.8.2",
     "joblib==1.4.2",
     "jsonpatch==1.33",

backend/requirements.txt

@@ -53,7 +53,7 @@ idna==3.10
 importlib-metadata==8.6.1
 itsdangerous==2.2.0
 jieba3k==0.35.1
-jinja2==3.1.5
+jinja2==3.1.6
 jiter==0.8.2
 joblib==1.4.2
 jsonpatch==1.33