Merge pull request #51 from SciML/compathelper/new_version/2022-05-26-12-06-12-491-03355613218

CompatHelper: bump compat for DocStringExtensions to 0.9, (keep existing compat)

Author: ChrisRackauckas

Project.toml

@@ -20,7 +20,7 @@ StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 [compat]
 DiffEqBase = "6"
 DiffEqCallbacks = "2.9"
-DocStringExtensions = "0.8"
+DocStringExtensions = "0.8, 0.9"
 FileIO = "1.0"
 OrdinaryDiffEq = "5, 6"
 RecipesBase = "0.7, 0.8, 1.0"