CompatHelper: bump compat for AdvancedVI to 0.4 for package docs, (keep existing compat) (#182)

Co-authored-by: CompatHelper Julia <[email protected]>

Author: github-actions[bot]

docs/Project.toml

@@ -15,7 +15,7 @@ StatsFuns = "4c63d2b9-4356-54db-8cca-17b64c39e42c"
 
 [compat]
 ADTypes = "1"
-AdvancedVI = "0.5"
+AdvancedVI = "0.5, 0.4"
 Bijectors = "0.13.6, 0.14, 0.15"
 Distributions = "0.25"
 Documenter = "1"