fix: add a retry for mise installs
Retry mise install when it fails, as a workaround for parallel installation.
Example broken pipeline: https://gitlab.com/gitlab-com/gl-infra/gitlab-dedicated/instrumentor/-/jobs/7080566475
Example passing pipeline: https://gitlab.com/gitlab-com/gl-infra/gitlab-dedicated/instrumentor/-/jobs/7083240469
Edited by Andrew Newdigate