Merge pull request #14374 from rwalton-arm/dev/rwalton-arm/cm3ds-mps2-target-config

targets: Remove target. prefix from ARM-CM3DS-MPS2 override

Author: 0xc0170

targets/targets.json

@@ -4770,7 +4770,7 @@
         "copy_method": "mps2",
         "reset_method": "reboot.txt",
         "overrides": {
-            "target.network-default-interface-type": "ETHERNET"
+            "network-default-interface-type": "ETHERNET"
         },
         "detect_code": [
             "5004"