Bump urllib3 from 1.26.15 to 2.0.6 in /tests

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.15 to 2.0.6.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.15...2.0.6)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

tests/requirements.txt

@@ -494,9 +494,9 @@ six==1.16.0 \
     #   kubernetes
     #   pytest-profiling
     #   python-dateutil
-urllib3==1.26.15 \
-    --hash=sha256:8a388717b9476f934a21484e8c8e61875ab60644d29b9b39e11e4b9dc1c6b305 \
-    --hash=sha256:aa751d169e23c7479ce47a0cb0da579e3ede798f994f5816a74e4f4500dcea42
+urllib3==2.0.6 \
+    --hash=sha256:7a7c7003b000adf9e7ca2a377c9688bbc54ed41b985789ed576570342a375cd2 \
+    --hash=sha256:b19e1a85d206b56d7df1d5e683df4a7725252a964e3993648dd0fb5a1c157564
     # via
     #   -r requirements.txt
     #   kubernetes