HBASE-29043 Bump jinja2 from 3.1.4 to 3.1.5 in /dev-support/flaky-tests (#6562)

Bumps [jinja2](https://github.com/pallets/jinja) from 3.1.4 to 3.1.5.
- [Release notes](https://github.com/pallets/jinja/releases)
- [Changelog](https://github.com/pallets/jinja/blob/main/CHANGES.rst)
- [Commits](pallets/jinja@3.1.4...3.1.5)

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

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

Signed-off-by: Duo Zhang <[email protected]>
(cherry picked from commit 6dc28a1)

Author: dependabot[bot]

dev-support/python-requirements.txt

@@ -19,4 +19,4 @@ requests==2.32.0
 future==0.18.3
 gitpython==3.1.41
 rbtools==4.0
-jinja2==3.1.4
+jinja2==3.1.5