Updated lifelines version

Author: jmafoster1

pyproject.toml

@@ -15,7 +15,8 @@ requires-python = ">=3.10,<3.14"
 license = { text = "MIT" }
 keywords = ["causal inference","verification"]
 dependencies = [
-"lifelines~=0.30.0",
+"lifelines<=0.28.0; python_version <= '3.10'",
+"lifelines; python_version > '3.10'",
 "networkx>=3.4,<3.5",
 "numpy>=1.26.0,<=2.2.0",
 "pandas>=2.1,<3",