Update _data/collection-index.yml

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: AlvaroRausell

_data/collection-index.yml

@@ -966,7 +966,6 @@
   maintainer: David Zucker
   contact: https://github.com/davzucky/devcontainers-features-wolfi/issues
   repository: https://github.com/davzucky/devcontainers-features-wolfi
-  ociReference: ghcr.io/davzucky/devcontainers-features-wolfi  
 - name: devcontainer features by ebizbase
   maintainer: eBizBase
   contact: https://github.com/ebizbase/dev-infras/issues