CompatHelper: bump compat for Flux to 0.14 for package DoublePendulum, (keep existing compat)

Author: CompatHelper Julia

example/DoublePendulum/Project.toml

@@ -20,7 +20,7 @@ CSV = "0.10"
 CUDA = "3.12, 4"
 DataDeps = "0.7"
 DataFrames = "1.4"
-Flux = "0.13"
+Flux = "0.13, 0.14"
 FluxTraining = "0.3"
 MLUtils = "0.3"
 NeuralOperators = "0.4"