updated mrtrix version to latest pydra syntax generator

Author: tclose

.github/workflows/ci-cd.yml

@@ -69,7 +69,7 @@ jobs:
           sudo chown -R $USER $MRTRIX_HOME
           git clone https://github.com/tclose/mrtrix3.git $MRTRIX_HOME/src
           cd $MRTRIX_HOME/src
-          git checkout pydra-usage-python-cmd
+          git checkout pydra-usage-new-syntax
           git tag -a $MRTRIX_VERSION -m"Tag used to create a pydra-mrtrix3 release"
           git describe --abbrev=0
 # echo "MRTRIX_VERSION=$(git describe --tags --abbrev=0)" >> $GITHUB_ENV