Add my dev container features to index

Author: mrsimonemms

_data/collection-index.yml

@@ -1036,4 +1036,9 @@
   maintainer: Grafana Labs
   contact: https://github.com/grafana/devcontainer-features/issues
   repository: https://github.com/grafana/devcontainer-features
-  ociReference: ghcr.io/grafana/devcontainer-features
+  ociReference: ghcr.io/grafana/devcontainer-features
+- name: MrSimonEmms Dev Container Features
+  maintainer: MrSimonEmms
+  contact: https://github.com/mrsimonemms/devcontainers/issues
+  repository: https://github.com/mrsimonemms/devcontainers
+  ociReference: ghcr.io/mrsimonemms/devcontainers