Bump jinja2 from 3.1.2 to 3.1.6 in /samples/arduino-wifi/app

Bumps [jinja2](https://github.com/pallets/jinja) from 3.1.2 to 3.1.6.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@3.1.2...3.1.6)

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

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

Author: dependabot[bot]

samples/arduino-wifi/app/requirements.txt

@@ -1,6 +1,6 @@
 Flask==3.0.0
 Werkzeug==3.0.1
-Jinja2==3.1.2
+Jinja2==3.1.6
 itsdangerous==2.1.2
 click==8.1.7
 blinker==1.7.0