…sing dockerfile and add ppc64le build to Makefile

- Update the .goreleaser.yaml to include ppc64le
- Update the Dockerfile to include wget and pigz dependency
- Update the Dockerfile to consider arch it's built on
- Update the util.sh to be arch agnostic
- Update the cross build for ppc64le

Signed-off-by: Paul Bastide <pbastide@redhat.com>

Signed-off-by: Paul Bastide <pbastide@us.ibm.com>

Co-authored-by: Jan Schintag <43986265+jschintag@users.noreply.github.com>

- Update the .goreleaser.yaml to include s390x
- Update the cross build for s390x
- Link gcc to s390x-linux-gnu-gcc binary

On s390x go compiler seems to expect the gcc binary at
s390x-linux-gnu-gcc binary. However on rhel it is not installed there.

Signed-off-by: Jan Schintag <jan.schintag@de.ibm.com>

- Update the .goreleaser.yaml to include s390x
- Update the cross build for s390x
- Link gcc to s390x-linux-gnu-gcc binary

On s390x go compiler seems to expect the gcc binary at
s390x-linux-gnu-gcc binary. However on rhel it is not installed there.

Signed-off-by: Jan Schintag <jan.schintag@de.ibm.com>

…rches and add arm64

Signed-off-by: Paul Bastide <pbastide@redhat.com>

Signed-off-by: Paul Bastide <pbastide@redhat.com>