Bump numpy from 1.26.4 to 2.1.3 in /rastervision_core

Bumps [numpy](https://github.com/numpy/numpy) from 1.26.4 to 2.1.3.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/RELEASE_WALKTHROUGH.rst)
- [Commits](numpy/numpy@v1.26.4...v2.1.3)

---
updated-dependencies:
- dependency-name: numpy
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

rastervision_core/requirements.txt

@@ -1,7 +1,7 @@
 rastervision_pipeline==0.31.2-dev
 shapely==2.0.6
 geopandas==1.0.1
-numpy==1.26.4
+numpy==2.1.3
 pillow==10.4.0
 pyproj==3.6.1
 rasterio==1.3.10