Test Latexify v0.15

Author: ChrisRackauckas

Project.toml

@@ -17,7 +17,7 @@ SciMLBase = "0bca4576-84f4-4d90-8ffe-ffa030f20462"
 DataStructures = "0.17, 0.18"
 DiffEqBase = "6.5"
 DocStringExtensions = "0.8"
-Latexify = "0.11, 0.12, 0.13, 0.14"
+Latexify = "0.15"
 ModelingToolkit = "4.0, 5"
 Reexport = "0.2, 1.0"
 SciMLBase = "1.3"