Bump jinja2 from 3.1.2 to 3.1.3 in /docs (#307)

Bumps [jinja2](https://github.com/pallets/jinja) from 3.1.2 to 3.1.3.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@3.1.2...3.1.3)

---
updated-dependencies:
- dependency-name: jinja2
  dependency-type: indirect
...

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

Author: dependabot[bot]

docs/requirements.txt

@@ -12,7 +12,7 @@ importlib-metadata==6.0.0
     # via
     #   markdown
     #   mkdocs
-jinja2==3.1.2
+jinja2==3.1.3
     # via mkdocs
 markdown==3.3.7
     # via mkdocs
@@ -21,7 +21,7 @@ markupsafe==2.1.1
 mergedeep==1.3.4
     # via mkdocs
 mkdocs==1.4.2
-    # via -r docs/requirements.in
+    # via -r requirements.in
 packaging==23.0
     # via mkdocs
 python-dateutil==2.8.2