build: remove scipy upper version cap

Drop the scipy <1.16 pin so dependency resolution can use newer scipy releases.

Made-with: Cursor

Author: mplatzer

pyproject.toml

@@ -25,7 +25,7 @@ classifiers = [
 dependencies = [
     "pydantic>=2.0.0,<3.0.0",
     "numpy>=1.26.3",
-    "scipy>=1.11.0,<1.16.0",  # limit due to phik: https://github.com/KaveIO/PhiK/issues/101
+    "scipy>=1.11.0",
     "pandas>=2.0.0",
     "pyarrow>=14.0.0",
     "plotly>=6.0.0",