Update clove-unit to v2.4.6 (#5866)

packages/c/clove-unit/xmake.lua

@@ -7,6 +7,7 @@ package("clove-unit")
     add_urls("https://github.com/fdefelici/clove-unit/archive/refs/tags/$(version).tar.gz",
              "https://github.com/fdefelici/clove-unit.git")
 
+    add_versions("v2.4.6", "ecdbd6c4b11bc1eb6e0e5022104f053cb5d1f1ef95e04499a6e29e21289e5063")
     add_versions("v2.4.5", "e4db72612adf00d7c7c9512cb9990768f5f3e62a72039929b78ba17d5a6f4308")
     add_versions("v2.4.4", "25e611e1d4286c73d9cce7bbc99f83e00629551602351fec1edcbb669243e047")