Merge pull request #1394 from SciML/compathelper/new_version/2025-09-18-00-31-48-223-00709434205

CompatHelper: bump compat for Sundials to 5 for package ComplicatedPDE, (keep existing compat)

Author: ChrisRackauckas

benchmarks/ComplicatedPDE/Project.toml

@@ -30,5 +30,5 @@ Plots = "1"
 RecursiveFactorization = "0.2.23"
 SciMLBenchmarks = "0.1"
 StableRNGs = "1"
-Sundials = "4.26.1"
+Sundials = "4.26.1, 5"
 Symbolics = "6"