[C][Client] Allocate memory for the element of array when the type is number (OpenAPITools#10124)

Author: ityuhui

modules/openapi-generator/src/main/resources/C-libcurl/model-body.mustache

@@ -666,7 +666,13 @@ fail:
         {
             goto end;
         }
-        list_addElement({{{name}}}List , &{{{name}}}_local->valuedouble);
+        double *{{{name}}}_local_value = (double *)calloc(1, sizeof(double));
+        if(!{{{name}}}_local_value)
+        {
+            goto end;
+        }
+        *{{{name}}}_local_value = {{{name}}}_local->valuedouble;
+        list_addElement({{{name}}}List , {{{name}}}_local_value);
         {{/isNumeric}}
         {{#isBoolean}}
         if(!cJSON_IsBool({{{name}}}_local))