CompatHelper: bump compat for NonlinearSolve to 4 for package downstream, (keep existing compat)

Author: CompatHelper Julia

test/downstream/Project.toml

@@ -33,7 +33,7 @@ ForwardDiff = "0.10"
 JumpProcesses = "9.10"
 ModelingToolkit = "9"
 ModelingToolkitStandardLibrary = "2.7"
-NonlinearSolve = "2, 3"
+NonlinearSolve = "2, 3, 4"
 Optimization = "3"
 OptimizationMOI = "0.4"
 OptimizationOptimJL = "0.1, 0.2, 0.3"