Revert "Update packer version to 1.4.4"

Revert "Update packer version to 1.4.4"

This reverts commit 0727a30524c2f708f81448c03dd37d1ebb272167.

Reason for revert: 1.4.4 still fails packer build vexxhost: Error setting image metadata: Bad request with: [POST https://block-storage-ca-ymq-1.vexxhost.net/v3/12c36e260d8e4bb2913965203b1b491f/volumes/d0bdc2ef-8827-441f-84ad-3edf52616bdb/action], error message: {"badRequest": {"message": "Invalid volume: Updating volume metadata is not allowed for volumes in uploading status.", "code": 400}}

Change-Id: Ibc534b1a66f08e71e40780457eadba87ca7dda81
Signed-off-by: Thanh Ha <zxiiro@gmail.com>