Update xlrd requirement from ~=1.2.0 to ~=2.0.1 in /server

Updates the requirements on [xlrd](https://github.com/python-excel/xlrd) to permit the latest version.
- [Changelog](https://github.com/python-excel/xlrd/blob/master/CHANGELOG.rst)
- [Commits](python-excel/xlrd@1.2.0...2.0.1)

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

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

server/requirements.txt

@@ -33,7 +33,7 @@ requests==2.31.*
 sentry-sdk==1.30.*
 tqdm==4.66.*
 websockets==11.*
-xlrd~=1.2.0  # do not update, 2.x does not support .xlsx, only .xls
+xlrd~=2.0.1  # do not update, 2.x does not support .xlsx, only .xls
 
 # deploy
 psycopg2==2.9.9