musa: restore rc in docker image tag

Signed-off-by: Xiaodong Ye <[email protected]>

Author: yeahdongcn

.devops/main-musa.Dockerfile

@@ -1,6 +1,6 @@
 ARG UBUNTU_VERSION=22.04
 # This needs to generally match the container host's environment.
-ARG MUSA_VERSION=4.2.0
+ARG MUSA_VERSION=rc4.2.0
 # Target the MUSA build image
 ARG BASE_MUSA_DEV_CONTAINER=mthreads/musa:${MUSA_VERSION}-devel-ubuntu${UBUNTU_VERSION}-amd64
 # Target the MUSA runtime image

README.md

@@ -386,7 +386,7 @@ Run the inference examples as usual, for example:
 ## Moore Threads GPU support
 
 With Moore Threads cards the processing of the models is done efficiently on the GPU via muBLAS and custom MUSA kernels.
-First, make sure you have installed `MUSA SDK 4.2.0`: https://developer.mthreads.com/sdk/download/musa?equipment=&os=&driverVersion=&version=4.2.0
+First, make sure you have installed `MUSA SDK rc4.2.0`: https://developer.mthreads.com/sdk/download/musa?equipment=&os=&driverVersion=&version=4.2.0
 
 Now build `whisper.cpp` with MUSA support: