update decaf pin (#339)

Author: robsdavis

setup.cfg

@@ -41,7 +41,7 @@ install_requires =
     lifelines>=0.29.0, <0.30.0 # max due to xgbse
     opacus>=1.3, <1.5.4 # 1.5.4 introduces RMSNorm error
     networkx>2.0,<3.0
-    decaf-synthetic-data>=0.1.6
+    decaf-synthetic-data>=0.1.7
     optuna>=3.1
     shap
     tenacity