Bump numpy from 1.21.6 to 1.26.4

Bumps [numpy](https://github.com/numpy/numpy) from 1.21.6 to 1.26.4.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/RELEASE_WALKTHROUGH.rst)
- [Commits](numpy/numpy@v1.21.6...v1.26.4)

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

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

Author: dependabot[bot]

requirements.txt

@@ -1,7 +1,7 @@
 alembic==1.13.1
 cachetools==5.3.1
 matplotlib==3.7.3
-numpy==1.21.6
+numpy==1.26.4
 pandas==1.3.5
 psycopg2==2.9.2; platform_machine!='arm64' or platform_system!='Darwin'
 psycopg2-binary==2.9.9; platform_machine=='arm64' or platform_system=='Darwin'