Pin scipy version to fix botorch fitting failure (#496)

Summary:
Pull Request resolved: #496

Model fits are intermittently failing after scipy updated to 1.15.0 in pip. We're pinning to last stable version we know of 1.14.1.

Reported to Botorch, will remove this bandaid when that is fixed.

Reviewed By: crasanders

Differential Revision: D67802964

fbshipit-source-id: 2b47afb7176b508c0c08e7c128e2e2ebe966e83b

Author: JasonKChow

setup.py

@@ -13,7 +13,7 @@
     "numpy<2.0, >=1.20",
     "matplotlib",
     "torch",
-    "scipy",
+    "scipy==1.14.1",
     "SQLAlchemy==1.4.46",
     "dill",
     "pandas",