Merge pull request #59 from WIAS-PDELib/compathelper/new_version/2026-01-07-01-10-33-817-01423861162

CompatHelper: bump compat for ExtendableSparse to 2, (keep existing compat)

Author: pjaap

Project.toml

@@ -29,7 +29,7 @@ DiffResults = "1"
 DifferentiationInterface = "0.7.10"
 DocStringExtensions = "0.8,0.9"
 ExtendableGrids = "1.13.0"
-ExtendableSparse = "1.5.1"
+ExtendableSparse = "1.5.1, 2"
 ForwardDiff = "0.10.35, 1"
 LinearAlgebra = "1.9"
 Polynomials = "2.0.21, 3, 4"