Minimal requirements: diffusers accelerate einops (no pins)

requirements.txt

@@ -1,5 +1,3 @@
-diffusers>=0.27.0
-transformers>=4.36.0
-accelerate>=0.26.0
-safetensors>=0.4.2
-einops>=0.7.0
+diffusers
+accelerate
+einops