Fix installing and importing iree-turbine (#2175)

The package was renamed from `shark-turbine` to `iree.turbine` with
iree-org/iree-turbine@40016ad.

apps/shark_studio/modules/ckpt_processing.py

@@ -4,7 +4,7 @@
 import requests
 import torch
 import safetensors
-from shark_turbine.aot.params import (
+from iree.turbine.aot.params import (
     ParameterArchiveBuilder,
 )
 from io import BytesIO

requirements.txt

@@ -7,7 +7,7 @@ wheel
 
 
 torch==2.3.0
-shark-turbine @ git+https://github.com/iree-org/iree-turbine.git@main
+iree-turbine @ git+https://github.com/iree-org/iree-turbine.git@main
 turbine-models @ git+https://github.com/nod-ai/SHARK-ModelDev.git@main#subdirectory=models
 diffusers @ git+https://github.com/nod-ai/[email protected]
 brevitas @ git+https://github.com/Xilinx/brevitas.git@6695e8df7f6a2c7715b9ed69c4b78157376bb60b