Merge pull request #2265 from SciML/compathelper/new_version/2023-09-16-00-18-30-542-03745024484

CompatHelper: bump compat for Documenter to 1 for package docs, (keep existing compat)

Author: YingboMa

docs/Project.toml

@@ -21,7 +21,7 @@ Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"
 BenchmarkTools = "1.3"
 DifferentialEquations = "7.6"
 Distributions = "0.25"
-Documenter = "0.27"
+Documenter = "0.27, 1"
 ModelingToolkit = "8.33"
 NonlinearSolve = "0.3, 1"
 Optim = "1.7"