This script is being removed as it was only required for apps that
needed to migrate from helm v2 to helm v3 and this is no longer
required as of stx.9 release. Also remove
63-helm-v2-to-v3-rel_migration.sh.
Closes-Bug: 1997879
Signed-off-by: Fabricio Henrique Ramos <fabriciohenrique.ramos@windriver.com>
Change-Id: If15ecf3cca4538a6e377a9524e09e7bd65d3d5fa