terraform-switch installation fails

The docker build fails due to terraform-switch failing to install.

Running manually with debug:

root@fc85009dccc8:/# curl -L https://raw.githubusercontent.com/warrensbox/terraform-switcher/release/install.sh | bash  /dev/stdin -d 0.13.1308
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  9272  100  9272    0     0  58838      0 --:--:-- --:--:-- --:--:-- 58683
warrensbox/terraform-switcher info checking GitHub for tag '0.13.1308'
warrensbox/terraform-switcher debug http_download https://github.com/warrensbox/terraform-switcher/releases/0.13.1308
warrensbox/terraform-switcher info found version: 0.13.1308 for 0.13.1308/linux/amd64
warrensbox/terraform-switcher debug downloading files into /tmp/tmp.5XgbjA8xqB
warrensbox/terraform-switcher debug http_download https://github.com/warrensbox/terraform-switcher/releases/download/0.13.1308/terraform-switcher_v0.13.1308_linux_amd64.tar.gz
warrensbox/terraform-switcher debug http_download_curl received HTTP status 404

It appears that the artifacts for v0.13.1308 do not contain v in the version. Upgrading to a newer version should fix this