onnxruntime renamed master to main (#1336)

Change Dockerfile to use main instead of master for ORT operations

Dockerfile

@@ -77,7 +77,7 @@ RUN cget -p $PREFIX install ccache@v4.1
 RUN cget -p /opt/cmake install kitware/cmake@v3.13.4
 
 ARG ONNXRUNTIME_REPO=https://github.com/Microsoft/onnxruntime
-ARG ONNXRUNTIME_BRANCH=master
+ARG ONNXRUNTIME_BRANCH=main
 ARG ONNXRUNTIME_COMMIT=24f1bd6156cf5968bbc76dfb0e801a9b9c56b9fc
 RUN git clone --single-branch --branch ${ONNXRUNTIME_BRANCH} --recursive ${ONNXRUNTIME_REPO} onnxruntime && \
     cd onnxruntime && \