[REMOVE ME] Bump FlashInfer version for CI tests

scripts/ci_install_dependency.sh

@@ -5,4 +5,6 @@ Install the dependency in CI.
 pip install --upgrade pip
 pip install -e "python[all]"
 pip install transformers==4.45.2 sentence_transformers accelerate peft
-pip install flashinfer -i https://flashinfer.ai/whl/cu121/torch2.4/ --force-reinstall
+git clone https://github.com/flashinfer-ai/flashinfer.git --recursive
+cd flashinfer/python
+pip install -e .