BLD: Fix broken versions

Arviz uses scipy.signal.gaussian, which was removed in 1.13.  Most recent
arviz uses scipy.signal.windows.gaussian

scikit-learn 1.5.0 contained a regression
(scikit-learn/scikit-learn#28352)
that has been fixed in
scikit-learn/scikit-learn#29078

pyproject.toml

@@ -26,7 +26,7 @@ classifiers = [
 ]
 readme = "README.rst"
 dependencies = [
-    "scikit-learn>=1.1",
+    "scikit-learn>=1.1, !=1.5.0",
     "derivative>=0.5.4",
 ]
 
@@ -64,7 +64,7 @@ cvxpy = [
 sbr = [
     "numpyro",
     "jax",
-    "arviz"
+    "arviz>=0.18"
 ]
 
 [tool.black]