Move packaging and ninja from install_requires to setup_requires (Dao-AILab#937)

Set `packaging` and `ninja` as build time dependencies rather than runtime dependencies.

Author: weiji14

setup.py

@@ -344,10 +344,10 @@ def __init__(self, *args, **kwargs) -> None:
     install_requires=[
         "torch",
         "einops",
-        "packaging",
-        "ninja",
     ],
     setup_requires=[
-        "psutil"
+        "packaging",
+        "psutil",
+        "ninja",
     ],
 )