packer region tweak
A recent packer change (some time before 1.3.3) necessitates the setting of the build region, if packer is run outside of AWS.
Also, bumping release to be in sync with the recently released alpine 3.8.2.
A recent packer change (some time before 1.3.3) necessitates the setting of the build region, if packer is run outside of AWS.
Also, bumping release to be in sync with the recently released alpine 3.8.2.