chore(deps): Bump gdal in /flooding/sentinel1_water_extraction

Bumps [gdal](https://github.com/OSGeo/GDAL) from 3.6.4 to 3.9.2.
- [Release notes](https://github.com/OSGeo/GDAL/releases)
- [Changelog](https://github.com/OSGeo/gdal/blob/master/NEWS.md)
- [Commits](OSGeo/gdal@v3.6.4...v3.9.2)

---
updated-dependencies:
- dependency-name: gdal
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>