Adding LINO dev container based on linotoolbox (devcontainers#296)

* Adding LINO dev container based on linotoolbox

* fix: bad ociReference url

Co-authored-by: Samruddhi Khandale <[email protected]>

---------

Co-authored-by: Samruddhi Khandale <[email protected]>

Author: youen

_data/collection-index.yml

@@ -573,3 +573,8 @@
   contact: https://github.com/raucha/devcontainer-features/issues
   repository: https://github.com/raucha/devcontainer-features
   ociReference: ghcr.io/raucha/devcontainer-features
+- name: LINO PIMO SIGO Toolbox
+  maintainer: CGI France
+  contact: https://github.com/CGI-FR/lino-devcontainer/issues
+  repository: https://github.com/CGI-FR/lino-devcontainer/
+  ociReference: ghcr.io/cgi-fr/lino-devcontainer