ci: fix benchmark module import

Author: MilesCranmer

benchmark/benchmarks.jl

@@ -1,5 +1,4 @@
 using DynamicExpressions, BenchmarkTools, Random
-using DynamicExpressions.NodeUtilsModule: is_constant
 
 # Trigger extensions:
 using LoopVectorization
@@ -13,6 +12,12 @@ else
     @eval using DynamicExpressions: GraphNode
 end
 
+if PACKAGE_VERSION < v"0.17.0"
+    @eval using DynamicExpressions.EquationUtilsModule: is_constant
+else
+    @eval using DynamicExpressions.NodeUtilsModule: is_constant
+end
+
 include("../test/tree_gen_utils.jl")
 
 const SUITE = BenchmarkGroup()