Merge pull request #502 from SciML/compathelper/new_version/2021-12-23-04-22-52-255-00703943935

CompatHelper: bump compat for ModelingToolkit to 8, (keep existing compat)

Author: ChrisRackauckas

Project.toml

@@ -34,7 +34,7 @@ ForwardDiff = "0.10"
 LazyArrays = "0.17, 0.18, 0.19, 0.20, 0.21, 0.22"
 LazyBandedMatrices = "0.5, 0.6, 0.7"
 LoopVectorization = "0.12"
-ModelingToolkit = "7"
+ModelingToolkit = "7, 8"
 NNlib = "0.6, 0.7"
 NonlinearSolve = "0.3.7"
 Requires = "1"