add frdm-mcxa456 into bsp comople ci

Author: yandld

.github/ALL_BSP_COMPILE.json

@@ -246,6 +246,7 @@
         "nxp/mcx/mcxc/frdm-mcxc444",
         "nxp/mcx/mcxa/frdm-mcxa153",
         "nxp/mcx/mcxa/frdm-mcxa156",
+		"nxp/mcx/mcxa/frdm-mcxa346",
         "renesas/ebf_qi_min_6m5",
         "renesas/ra6m4-cpk",
         "renesas/ra6m4-iot",