build: bump scipy from 1.15.2 to 1.15.3

Bumps [scipy](https://github.com/scipy/scipy) from 1.15.2 to 1.15.3.
- [Release notes](https://github.com/scipy/scipy/releases)
- [Commits](scipy/scipy@v1.15.2...v1.15.3)

---
updated-dependencies:
- dependency-name: scipy
  dependency-version: 1.15.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pyproject.toml

@@ -74,7 +74,7 @@ tests = [
     "pytest-pyvista==0.1.9",
     "pyvista[jupyter]==0.45.1",
     "requests==2.32.3",
-    "scipy==1.15.2",
+    "scipy==1.15.3",
     "semver==3.0.4",
     "six==1.17.0",
     "vtk==9.4.2",
@@ -111,7 +111,7 @@ doc = [
     "pyvista[jupyter]==0.45.1",
     "quarto-cli==1.7.30",
     "requests==2.32.3",
-    "scipy==1.15.2",
+    "scipy==1.15.3",
     "semver==3.0.4",
     "six==1.17.0",
     "sphinx==8.2.3",