Bump urllib3 in /release/smoke-tests/otel-span-exporter

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.19 to 2.5.0.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.19...2.5.0)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-version: 2.5.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

release/smoke-tests/otel-span-exporter/requirements.txt

@@ -15,5 +15,5 @@ opentelemetry-semantic-conventions==0.46b0
 protobuf==4.25.8
 requests==2.32.3
 six==1.16.0
-urllib3==1.26.19
+urllib3==2.5.0
 wrapt==1.13.3