cap symbolic utils too

Author: isaacsas

Project.toml

@@ -67,7 +67,7 @@ RuntimeGeneratedFunctions = "0.5.12"
 SciMLBase = "< 2.68"
 Setfield = "1"
 # StructuralIdentifiability = "0.5.8"
-SymbolicUtils = "2.1.2, 3.3.0"
+SymbolicUtils = "< 3.8"
 Symbolics = "6.22"
 Unitful = "1.12.4"
 julia = "1.10"