build : Add Moore Threads GPU support and update GitHub workflow for MUSA build ...

build : Add Moore Threads GPU support and update GitHub workflow for MUSA build (#3069)

* Update PATH for main/main-cuda container

Signed-off-by: Xiaodong Ye <redacted>
* Add Dockerfile for musa, .dockerignore and update CI

Signed-off-by: Xiaodong Ye <redacted>
* Add Moore Threads GPU Support in README.md and replace ./main with whisper-cli

Signed-off-by: Xiaodong Ye <redacted>
* Forward GGML_CUDA/GGML_MUSA to cmake in Makefile

Signed-off-by: Xiaodong Ye <redacted>
* Minor updates for PATH ENV in Dockerfiles

Signed-off-by: Xiaodong Ye <redacted>
* Address comments

Signed-off-by: Xiaodong Ye <redacted>
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Signed-off-by: Xiaodong Ye <redacted>