Renamed gRPC field to match JSON output

Author: cmaglie

Diff for: internal/cli/debug/debug.go

@@ -151,7 +151,7 @@ func newDebugInfoResult(info *rpc.GetDebugConfigResponse) *debugInfoResult {
 		}
 	}
 	customConfigs := map[string]any{}
-	for id, configJson := range info.GetCustomConfigurationsJson() {
+	for id, configJson := range info.GetCustomConfigs() {
 		var config any
 		if err := json.Unmarshal([]byte(configJson), &config); err == nil {
 			customConfigs[id] = config

Diff for: rpc/cc/arduino/cli/commands/v1/debug.pb.go

@@ -93,7 +93,7 @@ message GetDebugConfigResponse {
   google.protobuf.Any server_configuration = 8;
   // Custom debugger configurations (not handled directly by Arduino CLI but
   // provided for 3rd party plugins/debuggers)
-  map<string, string> custom_configurations_json = 9;
+  map<string, string> custom_configs = 9;
   // the SVD file to use
   string svd_file = 10;
   // The programmer specified in the request