CompatHelper: bump compat for CTParser to 0.3 for package docs, (drop existing compat)

Author: CompatHelper Julia

docs/Project.toml

@@ -20,7 +20,7 @@ CTBase = "0.16"
 CTDirect = "0.14"
 CTFlows = "0.8"
 CTModels = "0.3"
-CTParser = "0.2"
+CTParser = "0.3"
 Documenter = "1.8"
 DocumenterMermaid = "0.2"
 JLD2 = "0.5"