CompatHelper: bump compat for "PDMats" to "0.11" for package docs (#255)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

docs/Project.toml

@@ -4,4 +4,4 @@ PDMats = "90014a1f-27ba-587c-ab20-58faa44d9150"
 
 [compat]
 Documenter = "0.23, 0.24, 0.25, 0.26"
-PDMats = "0.10"
+PDMats = "0.10, 0.11"