d2d1: Avoid leaking "object" on an error path in d2d_factory_CreateWicBitmapRenderTarget() (Coverity).

Mostly just for consistency with other D3D code.

d3d11_1.h includes d3d11.h, which includes d3d10_1.h.

d3d11.h includes d3d10_1.h, which includes d3d10.h.

This brute force tests all values in 4, 5, 6 and 8 bit channels.