drm/nouveau/mc/tu102: rename implementation from tu104

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/include/nvkm/subdev/mc.h

@@ -31,5 +31,5 @@ int gk104_mc_new(struct nvkm_device *, int, struct nvkm_mc **);
 int gk20a_mc_new(struct nvkm_device *, int, struct nvkm_mc **);
 int gp100_mc_new(struct nvkm_device *, int, struct nvkm_mc **);
 int gp10b_mc_new(struct nvkm_device *, int, struct nvkm_mc **);
-int tu104_mc_new(struct nvkm_device *, int, struct nvkm_mc **);
+int tu102_mc_new(struct nvkm_device *, int, struct nvkm_mc **);
 #endif