Update pandas requirement in the python-packages group

Updates the requirements on [pandas](https://github.com/pandas-dev/pandas) to permit the latest version.

Updates `pandas` to 2.3.3
- [Release notes](https://github.com/pandas-dev/pandas/releases)
- [Commits](https://github.com/pandas-dev/pandas/commits/v2.3.3)

---
updated-dependencies:
- dependency-name: pandas
  dependency-version: 2.3.3
  dependency-type: direct:production
  dependency-group: python-packages
...

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

Author: dependabot[bot]

requirements.txt

@@ -2,7 +2,7 @@
 numpy~=2.4.1
 networkx~=3.6.1
 matplotlib~=3.10.8
-pandas~=3.0.0
+pandas~=2.3.3
 # sudo apt install glpk-utils
 pulp~=3.3.0
 scipy~=1.17.0