build: bump MTK compat in OptimizationFrameworks

Author: AayushSabharwal

benchmarks/OptimizationFrameworks/Project.toml

@@ -38,7 +38,7 @@ Enzyme = "0.11, 0.12, 0.13"
 ForwardDiff = "0.10"
 Ipopt = "1"
 JuMP = "1.15"
-ModelingToolkit = "9"
+ModelingToolkit = "9.47"
 NLPModelsIpopt = "0.10"
 Nonconvex = "2"
 NonconvexIpopt = "0.4"