updated aws_init.sh to aws_aliases_linux.sh
updated aws_init.sh to aws_aliases_linux.sh

leschzinerlab/AWS,cianfrocco-lab/cryoem-cloud-tools,cianfrocco-lab/cryoem-cloud-tools,leschzinerlab/AWS,cianfrocco-lab/cryoem-cloud-tools,cianfrocco-lab/cryoem-cloud-tools,cianfrocco-lab/cryoem-cloud-tools,cianfrocco-lab/cryoem-cloud-tools