message: Lower instance count on android
diff: #define VERTEX_BUFFER_BIND_ID 0
  #define INSTANCE_BUFFER_BIND_ID 1
  #define ENABLE_VALIDATION false
  +#if defined(__ANDROID__)
  +#define INSTANCE_COUNT 4096
  +#else
  #define INSTANCE_COUNT 8192
  +#endif
  class VulkanExample : public VulkanExampleBase
  {
  