Add databricks-tooling feature to collection index (#677)

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

Co-authored-by: Abdurrahmaan Iqbal <abdurriq@github.com>

Author: mike-fi

_data/collection-index.yml

@@ -1441,3 +1441,8 @@
   contact: https://github.com/RiccardoBravin/devcontainer-features/issues
   repository: https://github.com/RiccardoBravin/devcontainer-features
   ociReference: ghcr.io/riccardobravin/devcontainer-features
+- 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