fix deprecated-non-prototype compilation warning

> a function declaration without a prototype is deprecated in all
> versions of C and is not supported in C2x
> [-Werror,-Wdeprecated-non-prototype]

Author: artygus

src/ios_webkit_debug_proxy_main.c

@@ -217,7 +217,7 @@ void iwdpm_free(iwdpm_t self) {
   }
 }
 
-iwdpm_t iwdpm_new(int argc, char **argv, int *to_exit) {
+iwdpm_t iwdpm_new() {
   iwdpm_t self = malloc(sizeof(struct iwdpm_struct));
   if (!self) {
     return NULL;