Update numpy requirement from <=1.26.3 to <=1.26.4

Updates the requirements on [numpy](https://github.com/numpy/numpy) to permit the latest version.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/RELEASE_WALKTHROUGH.rst)
- [Commits](numpy/numpy@v0.2.0...v1.26.4)

---
updated-dependencies:
- dependency-name: numpy
  dependency-type: direct:production
...

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

pyproject.toml

@@ -22,7 +22,7 @@ license = {file = "LICENSE"}
 requires-python = ">=3.8"
 dependencies = [
     "datalad>=0.13.5,!=0.17.3,!=0.17.0,!=0.16.1",
-    "numpy<=1.26.3",
+    "numpy<=1.26.4",
     "pandas<=2.2.0",
     "pybids<=0.16.4",
     "pyyaml",