upload ddpm models

Signed-off-by: Can-Zhao <[email protected]>

models/controlnet_3d_ddpm-ct.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:05fda7bfffde524d56cc2dc5b990f901216bc46c4b5e261404aebc409d27b78b
+size 278366962

models/diff_unet_3d_ddpm-ct.pt

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b32be13118f9d6a077d42dd250c09c5e41673b48dbf2f35f2c587a7a9ebe5686
+size 685298858