Add databricks-tooling feature to collection index

Currently a secure, tested multi-arch installation of the Databricks CLI with version reference.
Planned to extend with databricks dev-agent

Author: mike-fi

_data/collection-index.yml

@@ -1396,3 +1396,8 @@
   contact: https://github.com/LDlornd/uv-dev-container/issues
   repository: https://github.com/LDlornd/uv-dev-container
   ociReference: ghcr.io/LDlornd/uv-dev-container/lornd-uv
+- name: databricks-tooling
+  maintainer: mike-fi
+  contact: https://github.com/mike-fi/devcontainer-features/issues
+  repository: https://github.com/mike-fi/devcontainer-features
+  ociReference: ghcr.io/mike-fi/devcontainer-features