build(deps): bump django in /plugins/tools/trivy/test/src

Bumps [django](https://github.com/django/django) from 1.11.29 to 4.2.26.
- [Commits](django/django@1.11.29...4.2.26)

---
updated-dependencies:
- dependency-name: django
  dependency-version: 4.2.26
  dependency-type: direct:production
...

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

Author: dependabot[bot]

plugins/tools/trivy/test/src/requirements.txt

@@ -1 +1 @@
-django==1.11.29
+django==4.2.26