Bump urllib3 from 2.5.0 to 2.6.0 in /server (#343)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.5.0 to 2.6.0.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@2.5.0...2.6.0)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-version: 2.6.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

server/poetry.lock

@@ -60,7 +60,7 @@ pyrabbit2 = "1.0.7"
 typing-extensions = "^4.2.0"
 GPUtil = "^1.4.0"
 requests = "<2.33.0"
-urllib3 = "<2.6"
+urllib3 = "<2.7"
 poetry-dynamic-versioning = {extras = ["plugin"], version = "^0.21.4"}
 girder-slicer-cli-web = "^1.3.5"
 pycocotools = "^2.0.8"