Bump pandas from 2.3.0 to 2.3.1 in /src

Bumps [pandas](https://github.com/pandas-dev/pandas) from 2.3.0 to 2.3.1.
- [Release notes](https://github.com/pandas-dev/pandas/releases)
- [Commits](pandas-dev/pandas@v2.3.0...v2.3.1)

---
updated-dependencies:
- dependency-name: pandas
  dependency-version: 2.3.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/requirements.txt

@@ -1,7 +1,7 @@
 wxPython==4.2.3; sys_platform != "linux"
 https://github.com/dseichter/wxpython-whl/releases/download/4.2.3/wxpython-4.2.3-cp313-cp313-linux_x86_64.whl; sys_platform == "linux"
 urllib3==2.5.0
-pandas==2.3.0
+pandas==2.3.1
 numpy==2.2.5
 openpyxl==3.1.5
 pyinstaller==6.14.2