Updating bootstrap.sh based on riscv64 port
This brings in 3 commits that are tweaking bootstrap.sh slightly based on specific requirements of platforms like riscv64 (mostly around libatomic) and also slightly updated sequencing of package build
This brings in 3 commits that are tweaking bootstrap.sh slightly based on specific requirements of platforms like riscv64 (mostly around libatomic) and also slightly updated sequencing of package build