Remove ml-a4-highgpu-slurm-flex build and test files#4835

aslam-quad wants to merge 1 commit intoGoogleCloudPlatform:developGoogleCloudPlatform/cluster-toolkit:developfrom

aslam-quad:a4-highgpu-slurm-flexaslam-quad/cluster-toolkit:a4-highgpu-slurm-flexCopy head branch name to clipboard