STM32WL: update device_name

Author: jeromecoutant

tools/arm_pack_manager/index.json

@@ -480042,7 +480042,7 @@
         "vendor": "STMicroelectronics:13"
     },
     "STM32WL55JCIx": {
-        "name": "STM32WL55JCIx",
+        "name": "STM32WL55JCIx:CM4",
         "memories": {
           "IRAM1": {
             "access": {