update poco to 1.12.2 (#1514)

packages/p/poco/xmake.lua

@@ -9,6 +9,7 @@ package("poco")
     add_versions("1.11.0", "8a7bfd0883ee95e223058edce8364c7d61026ac1882e29643822ce9b753f3602")
     add_versions("1.11.1", "2412a5819a239ff2ee58f81033bcc39c40460d7a8b330013a687c8c0bd2b4ac0")
     add_versions("1.12.1", "debc6d5d5eb946bb14e47cffc33db4fffb4f11765f34f8db04e71e866d1af8f9")
+    add_versions("1.12.2", "30442ccb097a0074133f699213a59d6f8c77db5b2c98a7c1ad9c5eeb3a2b06f3")
 
     if is_plat("windows") then
         add_configs("shared", {description = "Build shared library.", default = false, type = "boolean", readonly = true})