move build-multi-arch-image.sh to scripts/

Signed-off-by: Niels de Vos <ndevos@redhat.com>
(cherry picked from commit 5a4517e38e)

.travis.yml

@@ -75,7 +75,7 @@ jobs:
 
     - name: Build multi-architecture image for amd64 and arm64
       script:
-        - travis_wait ./build-multi-arch-image.sh || travis_terminate 1;
+        - travis_wait ./scripts/build-multi-arch-image.sh || travis_terminate 1;
 
     - name: containerized build
       script:

scripts/build-multi-arch-image.sh

@@ -3,6 +3,8 @@ set -xe
 # "docker manifest" requires experimental feature enabled
 export DOCKER_CLI_EXPERIMENTAL=enabled
 
+cd "$(dirname "${0}")/.."
+
 # ceph base image used for building multi architecture images
 dockerfile="deploy/cephcsi/image/Dockerfile"
 baseimg=$(awk -F = '/^ARG BASE_IMAGE=/ {print $NF}' "${dockerfile}")