update clay to allow theme override

Author: timothypratley

deps.edn

@@ -9,7 +9,7 @@
   metosin/malli                               {:mvn/version "0.18.0"}
   clj-fuzzy/clj-fuzzy                         {:mvn/version "0.4.1"}
   org.scicloj/clay                            {:git/url "https://github.com/scicloj/clay"
-                                               :git/sha "e5a569795d4ef158ccfa1105f48e0f16b5cba1a0"}
+                                               :git/sha "c049e839a496bd8b41faaa6993dae4da27d8220c"}
   org.eclipse.elk/org.eclipse.elk.core        {:mvn/version "0.10.0"}
   org.eclipse.elk/org.eclipse.elk.graph       {:mvn/version "0.10.0"}
   org.eclipse.elk/org.eclipse.elk.graph.json  {:mvn/version "0.10.0"}