Bump netcdf4 from 1.7.3 to 1.7.4 (#789)

Bumps [netcdf4](https://github.com/Unidata/netcdf4-python) from 1.7.3 to 1.7.4.
- [Release notes](https://github.com/Unidata/netcdf4-python/releases)
- [Changelog](https://github.com/Unidata/netcdf4-python/blob/master/Changelog)
- [Commits](https://github.com/Unidata/netcdf4-python/commits)

---
updated-dependencies:
- dependency-name: netcdf4
  dependency-version: 1.7.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

doc/requirements.txt

@@ -4,7 +4,7 @@ Pillow==12.1.0
 Sphinx==9.0.4
 furo==2025.12.19
 ipython==9.9.0
-netCDF4==1.7.3
+netCDF4==1.7.4
 xarray==2025.12.0
 matplotlib==3.10.8
 cmocean==4.0.3